316106813520 has 80 divisors (see below), whose sum is σ = 1088812365120. Its totient is φ = 84295149696.

The previous prime is 316106813507. The next prime is 316106813537. The reversal of 316106813520 is 25318601613.

316106813520 is a `hidden beast` number, since 3 + 1 + 61 + 0 + 68 + 13 + 520 = 666.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 73170714 + ... + 73175033.

It is an arithmetic number, because the mean of its divisors is an integer number (13610154564).

Almost surely, 2^316106813520 is an apocalyptic number.

316106813520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

316106813520 is an abundant number, since it is smaller than the sum of its proper divisors (772705551600).

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

316106813520 is a wasteful number, since it uses less digits than its factorization.

316106813520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146345769 (or 146345757 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 316106813520 in words is "three hundred sixteen billion, one hundred six million, eight hundred thirteen thousand, five hundred twenty".