312258865042 has 8 divisors (see below), whose sum is σ = 468529942896. Its totient is φ = 156082217412.

The previous prime is 312258864989. The next prime is 312258865043. The reversal of 312258865042 is 240568852213.

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

It is a junction number, because it is equal to n+sod(n) for n = 312258864983 and 312258865001.

It is not an unprimeable number, because it can be changed into a prime (312258865043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23599288 + ... + 23612515.

It is an arithmetic number, because the mean of its divisors is an integer number (58566242862).

Almost surely, 2^312258865042 is an apocalyptic number.

312258865042 is a deficient number, since it is larger than the sum of its proper divisors (156271077854).

312258865042 is a wasteful number, since it uses less digits than its factorization.

312258865042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47215112.

The product of its (nonzero) digits is 921600, while the sum is 46.

The spelling of 312258865042 in words is "three hundred twelve billion, two hundred fifty-eight million, eight hundred sixty-five thousand, forty-two".