312045521515004 has 6 divisors (see below), whose sum is σ = 546079662651264. Its totient is φ = 156022760757500.

The previous prime is 312045521514989. The next prime is 312045521515019. The reversal of 312045521515004 is 400515125540213.

It is an interprime number because it is at equal distance from previous prime (312045521514989) and next prime (312045521515019).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39005690189372 + ... + 39005690189379.

It is an arithmetic number, because the mean of its divisors is an integer number (91013277108544).

Almost surely, 2^{312045521515004} is an apocalyptic number.

It is an amenable number.

312045521515004 is a deficient number, since it is larger than the sum of its proper divisors (234034141136260).

312045521515004 is a wasteful number, since it uses less digits than its factorization.

312045521515004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78011380378755 (or 78011380378753 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 38.

The spelling of 312045521515004 in words is "three hundred twelve trillion, forty-five billion, five hundred twenty-one million, five hundred fifteen thousand, four".