312534690625 has 24 divisors (see below), whose sum is σ = 396474124032. Its totient is φ = 246295830000.

The previous prime is 312534690623. The next prime is 312534690631. The reversal of 312534690625 is 526096435213.

It is not a de Polignac number, because 312534690625 - 2¹ = 312534690623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312534690623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 536977 + ... + 955726.

It is an arithmetic number, because the mean of its divisors is an integer number (16519755168).

Almost surely, 2^312534690625 is an apocalyptic number.

It is an amenable number.

312534690625 is a deficient number, since it is larger than the sum of its proper divisors (83939433407).

312534690625 is an frugal number, since it uses more digits than its factorization.

312534690625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492795 (or 1492775 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 312534690625 in words is "three hundred twelve billion, five hundred thirty-four million, six hundred ninety thousand, six hundred twenty-five".