312029656961 has 16 divisors (see below), whose sum is σ = 340804195200. Its totient is φ = 283323377280.

The previous prime is 312029656867. The next prime is 312029656973. The reversal of 312029656961 is 169656920213.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312029656961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312029653961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45501845 + ... + 45508701.

It is an arithmetic number, because the mean of its divisors is an integer number (21300262200).

Almost surely, 2^312029656961 is an apocalyptic number.

It is an amenable number.

312029656961 is a deficient number, since it is larger than the sum of its proper divisors (28774538239).

312029656961 is a wasteful number, since it uses less digits than its factorization.

312029656961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11224.

The product of its (nonzero) digits is 1049760, while the sum is 50.

The spelling of 312029656961 in words is "three hundred twelve billion, twenty-nine million, six hundred fifty-six thousand, nine hundred sixty-one".