52131001504 has 24 divisors (see below), whose sum is σ = 102638207700. Its totient is φ = 26064155136.

The previous prime is 52131001501. The next prime is 52131001511. The reversal of 52131001504 is 40510013125.

It is a happy number.

52131001504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 32525401104 + 19605600400 = 180348^2 + 140020^2 .

It is not an unprimeable number, because it can be changed into a prime (52131001501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 941172 + ... + 995020.

Almost surely, 2^52131001504 is an apocalyptic number.

It is an amenable number.

52131001504 is a deficient number, since it is larger than the sum of its proper divisors (50507206196).

52131001504 is a wasteful number, since it uses less digits than its factorization.

52131001504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84112 (or 84104 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

Adding to 52131001504 its reverse (40510013125), we get a palindrome (92641014629).

The spelling of 52131001504 in words is "fifty-two billion, one hundred thirty-one million, one thousand, five hundred four".