312406902572 has 24 divisors (see below), whose sum is σ = 564857669376. Its totient is φ = 151089534288.

The previous prime is 312406902541. The next prime is 312406902593. The reversal of 312406902572 is 275209604213.

It is a super-2 number, since 2×312406902572² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8799368 + ... + 8834799.

It is an arithmetic number, because the mean of its divisors is an integer number (23535736224).

Almost surely, 2^312406902572 is an apocalyptic number.

It is an amenable number.

312406902572 is a deficient number, since it is larger than the sum of its proper divisors (252450766804).

312406902572 is a wasteful number, since it uses less digits than its factorization.

312406902572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17634317 (or 17634315 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 312406902572 in words is "three hundred twelve billion, four hundred six million, nine hundred two thousand, five hundred seventy-two".