315562120203256 has 32 divisors (see below), whose sum is σ = 591872976601200. Its totient is φ = 157729333327360.

The previous prime is 315562120203247. The next prime is 315562120203283. The reversal of 315562120203256 is 652302021265513.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372887130 + ... + 373732438.

Almost surely, 2^{315562120203256} is an apocalyptic number.

It is an amenable number.

315562120203256 is a deficient number, since it is larger than the sum of its proper divisors (276310856397944).

315562120203256 is a wasteful number, since it uses less digits than its factorization.

315562120203256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860559 (or 860555 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 43.

Adding to 315562120203256 its reverse (652302021265513), we get a palindrome (967864141468769).

The spelling of 315562120203256 in words is "three hundred fifteen trillion, five hundred sixty-two billion, one hundred twenty million, two hundred three thousand, two hundred fifty-six".