315016161205644 has 72 divisors (see below), whose sum is σ = 838265398824672. Its totient is φ = 99551086440960.

The previous prime is 315016161205631. The next prime is 315016161205649. The reversal of 315016161205644 is 446502161610513.

315016161205644 is a `hidden beast` number, since 3 + 1 + 5 + 0 + 1 + 6 + 1 + 61 + 20 + 564 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 315016161205644.

It is not an unprimeable number, because it can be changed into a prime (315016161205649) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1683332547 + ... + 1683519674.

It is an arithmetic number, because the mean of its divisors is an integer number (11642574983676).

Almost surely, 2^{315016161205644} is an apocalyptic number.

It is an amenable number.

315016161205644 is an abundant number, since it is smaller than the sum of its proper divisors (523249237619028).

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

315016161205644 is a wasteful number, since it uses less digits than its factorization.

315016161205644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366852367 (or 3366852362 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The spelling of 315016161205644 in words is "three hundred fifteen trillion, sixteen billion, one hundred sixty-one million, two hundred five thousand, six hundred forty-four".