312304774465 has 8 divisors (see below), whose sum is σ = 391059891648. Its totient is φ = 238981044720.

The previous prime is 312304774451. The next prime is 312304774531. The reversal of 312304774465 is 564477403213.

It is a happy number.

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

It is not a de Polignac number, because 312304774465 - 2⁷ = 312304774337 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1357846731 + ... + 1357846960.

It is an arithmetic number, because the mean of its divisors is an integer number (48882486456).

Almost surely, 2^312304774465 is an apocalyptic number.

It is an amenable number.

312304774465 is a deficient number, since it is larger than the sum of its proper divisors (78755117183).

312304774465 is a wasteful number, since it uses less digits than its factorization.

312304774465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2715693719.

The product of its (nonzero) digits is 1693440, while the sum is 46.

The spelling of 312304774465 in words is "three hundred twelve billion, three hundred four million, seven hundred seventy-four thousand, four hundred sixty-five".