503430025264 has 80 divisors (see below), whose sum is σ = 1043672200704. Its totient is φ = 234663334400.

The previous prime is 503430025243. The next prime is 503430025291. The reversal of 503430025264 is 462520034305.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15539547 + ... + 15571909.

Almost surely, 2^503430025264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503430025264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (521836100352).

503430025264 is an abundant number, since it is smaller than the sum of its proper divisors (540242175440).

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

503430025264 is a wasteful number, since it uses less digits than its factorization.

503430025264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33466 (or 33460 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 503430025264 its reverse (462520034305), we get a palindrome (965950059569).

The spelling of 503430025264 in words is "five hundred three billion, four hundred thirty million, twenty-five thousand, two hundred sixty-four".