316601021268 has 54 divisors (see below), whose sum is σ = 930957770106. Its totient is φ = 90457434144.

The previous prime is 316601021189. The next prime is 316601021287. The reversal of 316601021268 is 862120106613.

It is a happy number.

316601021268 is a `hidden beast` number, since 3 + 1 + 6 + 601 + 0 + 21 + 26 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 289962864324 + 26638156944 = 538482^2 + 163212^2 .

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 (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 89737755 + ... + 89741282.

Almost surely, 2^316601021268 is an apocalyptic number.

It is an amenable number.

316601021268 is an abundant number, since it is smaller than the sum of its proper divisors (614356748838).

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

316601021268 is a wasteful number, since it uses less digits than its factorization.

316601021268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179479061 (or 179479049 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 316601021268 in words is "three hundred sixteen billion, six hundred one million, twenty-one thousand, two hundred sixty-eight".