311145636044462 has 16 divisors (see below), whose sum is σ = 467267196782880. Its totient is φ = 155389961651232.

The previous prime is 311145636044459. The next prime is 311145636044471. The reversal of 311145636044462 is 264440636541113.

It is a self number, because there is not a number n which added to its sum of digits gives 311145636044462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3707738 + ... + 25219805.

It is an arithmetic number, because the mean of its divisors is an integer number (29204199798930).

Almost surely, 2^{311145636044462} is an apocalyptic number.

311145636044462 is a deficient number, since it is larger than the sum of its proper divisors (156121560738418).

311145636044462 is a wasteful number, since it uses less digits than its factorization.

311145636044462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28933867.

The product of its (nonzero) digits is 4976640, while the sum is 50.

The spelling of 311145636044462 in words is "three hundred eleven trillion, one hundred forty-five billion, six hundred thirty-six million, forty-four thousand, four hundred sixty-two".