311661214365002 has 32 divisors (see below), whose sum is σ = 495587435840640. Its totient is φ = 146487492835840.

The previous prime is 311661214364987. The next prime is 311661214365031. The reversal of 311661214365002 is 200563412166113.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 840708227 + ... + 841078857.

It is an arithmetic number, because the mean of its divisors is an integer number (15487107370020).

Almost surely, 2^{311661214365002} is an apocalyptic number.

311661214365002 is a deficient number, since it is larger than the sum of its proper divisors (183926221475638).

311661214365002 is a wasteful number, since it uses less digits than its factorization.

311661214365002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400366.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 311661214365002 in words is "three hundred eleven trillion, six hundred sixty-one billion, two hundred fourteen million, three hundred sixty-five thousand, two".