315245545512 has 128 divisors (see below), whose sum is σ = 802953993600. Its totient is φ = 103125270528.

The previous prime is 315245545507. The next prime is 315245545547. The reversal of 315245545512 is 215545542513.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 241197163 + ... + 241198469.

It is an arithmetic number, because the mean of its divisors is an integer number (6273078075).

Almost surely, 2^315245545512 is an apocalyptic number.

It is an amenable number.

315245545512 is an abundant number, since it is smaller than the sum of its proper divisors (487708448088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

315245545512 is a wasteful number, since it uses less digits than its factorization.

315245545512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235 (or 2231 counting only the distinct ones).

The product of its digits is 600000, while the sum is 42.

The spelling of 315245545512 in words is "three hundred fifteen billion, two hundred forty-five million, five hundred forty-five thousand, five hundred twelve".