315630520111500 has 384 divisors, whose sum is σ = 1023075572972544. Its totient is φ = 74969210880000.

The previous prime is 315630520111457. The next prime is 315630520111579. The reversal of 315630520111500 is 5111025036513.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 258060399 + ... + 259280601.

It is an arithmetic number, because the mean of its divisors is an integer number (2664259304616).

Almost surely, 2^{315630520111500} is an apocalyptic number.

315630520111500 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 315630520111500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (511537786486272).

315630520111500 is an abundant number, since it is smaller than the sum of its proper divisors (707445052861044).

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

315630520111500 is a wasteful number, since it uses less digits than its factorization.

315630520111500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220554 (or 1220542 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 33.

The spelling of 315630520111500 in words is "three hundred fifteen trillion, six hundred thirty billion, five hundred twenty million, one hundred eleven thousand, five hundred".