315444601621425 has 24 divisors (see below), whose sum is σ = 523812520450240. Its totient is φ = 167502460939200.

The previous prime is 315444601621411. The next prime is 315444601621447. The reversal of 315444601621425 is 524126106444513.

It is not a de Polignac number, because 315444601621425 - 2¹⁴ = 315444601605041 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9183231781 + ... + 9183266130.

Almost surely, 2^{315444601621425} is an apocalyptic number.

It is an amenable number.

315444601621425 is a deficient number, since it is larger than the sum of its proper divisors (208367918828815).

315444601621425 is a wasteful number, since it uses less digits than its factorization.

315444601621425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18366498153 (or 18366498148 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 48.

The spelling of 315444601621425 in words is "three hundred fifteen trillion, four hundred forty-four billion, six hundred one million, six hundred twenty-one thousand, four hundred twenty-five".