315032404225 has 96 divisors (see below), whose sum is σ = 496068249600. Its totient is φ = 192750796800.

The previous prime is 315032404201. The next prime is 315032404241. The reversal of 315032404225 is 522404230513.

It is not a de Polignac number, because 315032404225 - 2¹⁹ = 315031879937 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 87337372 + ... + 87340978.

It is an arithmetic number, because the mean of its divisors is an integer number (5167377600).

Almost surely, 2^315032404225 is an apocalyptic number.

315032404225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

315032404225 is a deficient number, since it is larger than the sum of its proper divisors (181035845375).

315032404225 is a wasteful number, since it uses less digits than its factorization.

315032404225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4463 (or 4458 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 315032404225 its reverse (522404230513), we get a palindrome (837436634738).

The spelling of 315032404225 in words is "three hundred fifteen billion, thirty-two million, four hundred four thousand, two hundred twenty-five".