315042263434056 has 128 divisors (see below), whose sum is σ = 813293753904000. Its totient is φ = 101620572641280.

The previous prime is 315042263434051. The next prime is 315042263434097. The reversal of 315042263434056 is 650434362240513.

It is a super-2 number, since 2×315042263434056² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 315042263433996 and 315042263434014.

It is not an unprimeable number, because it can be changed into a prime (315042263434051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 267911670 + ... + 269085018.

It is an arithmetic number, because the mean of its divisors is an integer number (6353857452375).

Almost surely, 2^{315042263434056} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 315042263434056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406646876952000).

315042263434056 is an abundant number, since it is smaller than the sum of its proper divisors (498251490469944).

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

315042263434056 is a wasteful number, since it uses less digits than its factorization.

315042263434056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175039 (or 1175035 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 48.

The spelling of 315042263434056 in words is "three hundred fifteen trillion, forty-two billion, two hundred sixty-three million, four hundred thirty-four thousand, fifty-six".