503352413634 has 64 divisors (see below), whose sum is σ = 1177066598400. Its totient is φ = 140507395968.

The previous prime is 503352413609. The next prime is 503352413713. The reversal of 503352413634 is 436314253305.

It is a super-2 number, since 2×503352413634² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 503352413592 and 503352413601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 899137 + ... + 1347275.

It is an arithmetic number, because the mean of its divisors is an integer number (18391665600).

Almost surely, 2^503352413634 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503352413634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (588533299200).

503352413634 is an abundant number, since it is smaller than the sum of its proper divisors (673714184766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503352413634 is a wasteful number, since it uses less digits than its factorization.

503352413634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448767.

The product of its (nonzero) digits is 388800, while the sum is 39.

Adding to 503352413634 its reverse (436314253305), we get a palindrome (939666666939).

The spelling of 503352413634 in words is "five hundred three billion, three hundred fifty-two million, four hundred thirteen thousand, six hundred thirty-four".