315664151220 has 96 divisors (see below), whose sum is σ = 1071345018240. Its totient is φ = 76524641280.

The previous prime is 315664151213. The next prime is 315664151233. The reversal of 315664151220 is 22151466513.

315664151220 is a `hidden beast` number, since 3 + 1 + 5 + 6 + 641 + 5 + 1 + 2 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent 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, 26565117 + ... + 26576996.

It is an arithmetic number, because the mean of its divisors is an integer number (11159843940).

Almost surely, 2^315664151220 is an apocalyptic number.

315664151220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

315664151220 is an abundant number, since it is smaller than the sum of its proper divisors (755680867020).

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

315664151220 is a wasteful number, since it uses less digits than its factorization.

315664151220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53142142 (or 53142134 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 315664151220 in words is "three hundred fifteen billion, six hundred sixty-four million, one hundred fifty-one thousand, two hundred twenty".