315965736828 has 72 divisors (see below), whose sum is σ = 930012396768. Its totient is φ = 88572601728.

The previous prime is 315965736809. The next prime is 315965736829. The reversal of 315965736828 is 828637569513.

315965736828 is a `hidden beast` number, since 3 + 1 + 59 + 6 + 573 + 6 + 8 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315965736829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11815251 + ... + 11841962.

It is an arithmetic number, because the mean of its divisors is an integer number (12916838844).

Almost surely, 2^315965736828 is an apocalyptic number.

It is an amenable number.

315965736828 is an abundant number, since it is smaller than the sum of its proper divisors (614046659940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

315965736828 is a wasteful number, since it uses less digits than its factorization.

315965736828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23657283 (or 23657278 counting only the distinct ones).

The product of its digits is 65318400, while the sum is 63.

The spelling of 315965736828 in words is "three hundred fifteen billion, nine hundred sixty-five million, seven hundred thirty-six thousand, eight hundred twenty-eight".