311343102690984 has 128 divisors (see below), whose sum is σ = 1064420863968000. Its totient is φ = 82112466638592.

The previous prime is 311343102690979. The next prime is 311343102691007. The reversal of 311343102690984 is 489096201343113.

311343102690984 is a `hidden beast` number, since 3 + 1 + 13 + 431 + 0 + 26 + 90 + 98 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 311343102690984.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7919778439 + ... + 7919817750.

It is an arithmetic number, because the mean of its divisors is an integer number (8315787999750).

Almost surely, 2^{311343102690984} is an apocalyptic number.

It is an amenable number.

311343102690984 is an abundant number, since it is smaller than the sum of its proper divisors (753077761277016).

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

311343102690984 is a wasteful number, since it uses less digits than its factorization.

311343102690984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15839596224 (or 15839596214 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 311343102690984 in words is "three hundred eleven trillion, three hundred forty-three billion, one hundred two million, six hundred ninety thousand, nine hundred eighty-four".