312239488862 has 32 divisors (see below), whose sum is σ = 539288924160. Its totient is φ = 132812226720.

The previous prime is 312239488861. The next prime is 312239488877. The reversal of 312239488862 is 268884932213.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 312239488798 and 312239488807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312239488861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6575228 + ... + 6622544.

It is an arithmetic number, because the mean of its divisors is an integer number (16852778880).

Almost surely, 2^312239488862 is an apocalyptic number.

312239488862 is a deficient number, since it is larger than the sum of its proper divisors (227049435298).

312239488862 is a wasteful number, since it uses less digits than its factorization.

312239488862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50856.

The product of its digits is 7962624, while the sum is 56.

The spelling of 312239488862 in words is "three hundred twelve billion, two hundred thirty-nine million, four hundred eighty-eight thousand, eight hundred sixty-two".