31368087477118 has 8 divisors (see below), whose sum is σ = 53773864246512. Its totient is φ = 13443466061616.

The previous prime is 31368087477091. The next prime is 31368087477163. The reversal of 31368087477118 is 81177478086313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 31368087477118.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1120288838455 + ... + 1120288838482.

It is an arithmetic number, because the mean of its divisors is an integer number (6721733030814).

Almost surely, 2^{31368087477118} is an apocalyptic number.

31368087477118 is a deficient number, since it is larger than the sum of its proper divisors (22405776769394).

31368087477118 is a wasteful number, since it uses less digits than its factorization.

31368087477118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2240577676946.

The product of its (nonzero) digits is 37933056, while the sum is 64.

The spelling of 31368087477118 in words is "thirty-one trillion, three hundred sixty-eight billion, eighty-seven million, four hundred seventy-seven thousand, one hundred eighteen".