315130553345128 has 64 divisors (see below), whose sum is σ = 628963202736000. Its totient is φ = 147599190289152.

The previous prime is 315130553345099. The next prime is 315130553345129. The reversal of 315130553345128 is 821543355031513.

It is a super-2 number, since 2×315130553345128² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (315130553345129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11459551 + ... + 27596782.

It is an arithmetic number, because the mean of its divisors is an integer number (9827550042750).

Almost surely, 2^{315130553345128} is an apocalyptic number.

315130553345128 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

315130553345128 is a deficient number, since it is larger than the sum of its proper divisors (313832649390872).

315130553345128 is a wasteful number, since it uses less digits than its factorization.

315130553345128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39056954 (or 39056950 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 49.

The spelling of 315130553345128 in words is "three hundred fifteen trillion, one hundred thirty billion, five hundred fifty-three million, three hundred forty-five thousand, one hundred twenty-eight".