531200113504 has 24 divisors (see below), whose sum is σ = 1045842747768. Its totient is φ = 265589256960.

The previous prime is 531200113487. The next prime is 531200113511. The reversal of 531200113504 is 405311002135.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493239 + ... + 1142665.

It is an arithmetic number, because the mean of its divisors is an integer number (43576781157).

Almost surely, 2^531200113504 is an apocalyptic number.

It is an amenable number.

531200113504 is a deficient number, since it is larger than the sum of its proper divisors (514642634264).

531200113504 is a wasteful number, since it uses less digits than its factorization.

531200113504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674998 (or 674990 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 531200113504 its reverse (405311002135), we get a palindrome (936511115639).

The spelling of 531200113504 in words is "five hundred thirty-one billion, two hundred million, one hundred thirteen thousand, five hundred four".