31311114764399 has 16 divisors (see below), whose sum is σ = 31572969232896. Its totient is φ = 31050577740000.

The previous prime is 31311114764381. The next prime is 31311114764509. The reversal of 31311114764399 is 99346741111313.

It is a cyclic number.

It is not a de Polignac number, because 31311114764399 - 2¹⁶ = 31311114698863 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 31311114764399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31311114664399) 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, 68230814 + ... + 68688180.

It is an arithmetic number, because the mean of its divisors is an integer number (1973310577056).

Almost surely, 2^{31311114764399} is an apocalyptic number.

31311114764399 is a deficient number, since it is larger than the sum of its proper divisors (261854468497).

31311114764399 is a wasteful number, since it uses less digits than its factorization.

31311114764399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458806.

The product of its digits is 1469664, while the sum is 53.

The spelling of 31311114764399 in words is "thirty-one trillion, three hundred eleven billion, one hundred fourteen million, seven hundred sixty-four thousand, three hundred ninety-nine".