311147438965008 has 20 divisors (see below), whose sum is σ = 803797550659728. Its totient is φ = 103715812988320.

The previous prime is 311147438964977. The next prime is 311147438965009. The reversal of 311147438965008 is 800569834741113.

It is not an unprimeable number, because it can be changed into a prime (311147438965009) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3241119155838 + ... + 3241119155933.

Almost surely, 2^{311147438965008} is an apocalyptic number.

It is an amenable number.

311147438965008 is an abundant number, since it is smaller than the sum of its proper divisors (492650111694720).

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

311147438965008 is a wasteful number, since it uses less digits than its factorization.

311147438965008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6482238311782 (or 6482238311776 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 60.

The spelling of 311147438965008 in words is "three hundred eleven trillion, one hundred forty-seven billion, four hundred thirty-eight million, nine hundred sixty-five thousand, eight".