send long number in php soap

soap.php

<?php

 $parm = array();
$parm[] = new SoapVar('27809804001843174', XSD_STRING, null, null, 'ns1:payerId' );
$parm[] = new SoapVar('13980416', XSD_STRING, null, null, 'ns1:persianDate' );
$typedVar = new SoapVar($parm, SOAP_ENC_OBJECT);
 $my_res=$client->__call("getTransactionByPayerId", array($typedVar ) );
 
 ?>

 $typedVar=new SoapVar($Names,SOAP_ENC_OBJECT,null,null,'WL5G3N1:InquirySanadHaj');
 $parm[] = new SoapVar('73780', XSD_INT, null, null, 'WL5G3N1:sanadno' );

$nmB = 'http://mynamespace2';
$nsB = 'myns2';
$element1 = new Type1SoapStruct;
$element1->attribute1 = new SoapVar('myattribute1', XSD_STRING, 'type1', null, $nmB, $nsB);
$element1->_ = 'myvalue1';
 
$nmA = 'http://mynamespace1';
$nsA = 'myns1';
$element1_soapvar = new SoapVar($element1, SOAP_ENC_OBJECT, null, null, $nmA, $nsA);
 
$params = new StdClass();
$params->element1 = $element1_soapvar;
$this->__soapCall('mycall', array(new SoapVar(array($params), SOAP_ENC_OBJECT)));

4. The generated XML now looks like this :)

<ns1:element1 ns2:attribute1="myattribute1" xsi:type="ns2:type1">myvalue1</ns1:element>