525310400000002 has 48 divisors (see below), whose sum is σ = 865296867001320. Its totient is φ = 238343934237696.

The previous prime is 525310399999997. The next prime is 525310400000017. The reversal of 525310400000002 is 200000004013525.

It can be written as a sum of positive squares in 12 ways, for example, as 2890853463001 + 522419546537001 = 1700251^2 + 22856499^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7317328 + ... + 33228964.

Almost surely, 2^{525310400000002} is an apocalyptic number.

525310400000002 is a deficient number, since it is larger than the sum of its proper divisors (339986467001318).

525310400000002 is a wasteful number, since it uses less digits than its factorization.

525310400000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25912423 (or 25912394 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

Adding to 525310400000002 its reverse (200000004013525), we get a palindrome (725310404013527).

The spelling of 525310400000002 in words is "five hundred twenty-five trillion, three hundred ten billion, four hundred million, two", and thus it is an aban number.