315229118472 has 80 divisors (see below), whose sum is σ = 896111644560. Its totient is φ = 103508054496.

The previous prime is 315229118437. The next prime is 315229118483. The reversal of 315229118472 is 274811922513.

315229118472 is a `hidden beast` number, since 3 + 1 + 522 + 9 + 118 + 4 + 7 + 2 = 666.

It is a super-2 number, since 2×315229118472² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3586918 + ... + 3673749.

It is an arithmetic number, because the mean of its divisors is an integer number (11201395557).

Almost surely, 2^315229118472 is an apocalyptic number.

It is an amenable number.

315229118472 is an abundant number, since it is smaller than the sum of its proper divisors (580882526088).

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

315229118472 is a wasteful number, since it uses less digits than its factorization.

315229118472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7260752 (or 7260739 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The spelling of 315229118472 in words is "three hundred fifteen billion, two hundred twenty-nine million, one hundred eighteen thousand, four hundred seventy-two".