312006256463245 has 8 divisors (see below), whose sum is σ = 376014406932216. Its totient is φ = 248533739053056.

The previous prime is 312006256463227. The next prime is 312006256463273. The reversal of 312006256463245 is 542364652600213.

It can be written as a sum of positive squares in 4 ways, for example, as 38241534432676 + 273764722030569 = 6183974^2 + 16545837^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 312006256463245 - 2⁷ = 312006256463117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133908263412 + ... + 133908265741.

It is an arithmetic number, because the mean of its divisors is an integer number (47001800866527).

Almost surely, 2^{312006256463245} is an apocalyptic number.

It is an amenable number.

312006256463245 is a deficient number, since it is larger than the sum of its proper divisors (64008150468971).

312006256463245 is a wasteful number, since it uses less digits than its factorization.

312006256463245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267816529391.

The product of its (nonzero) digits is 6220800, while the sum is 49.

The spelling of 312006256463245 in words is "three hundred twelve trillion, six billion, two hundred fifty-six million, four hundred sixty-three thousand, two hundred forty-five".