315551113234412 has 24 divisors (see below), whose sum is σ = 621848528136192. Its totient is φ = 138805475029200.

The previous prime is 315551113234363. The next prime is 315551113234421. The reversal of 315551113234412 is 214432311155513.

It is a self number, because there is not a number n which added to its sum of digits gives 315551113234412.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115671227828 + ... + 115671230555.

It is an arithmetic number, because the mean of its divisors is an integer number (25910355339008).

Almost surely, 2^{315551113234412} is an apocalyptic number.

It is an amenable number.

315551113234412 is a deficient number, since it is larger than the sum of its proper divisors (306297414901780).

315551113234412 is a wasteful number, since it uses less digits than its factorization.

315551113234412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231342458429 (or 231342458427 counting only the distinct ones).

The product of its digits is 216000, while the sum is 41.

Adding to 315551113234412 its reverse (214432311155513), we get a palindrome (529983424389925).

The spelling of 315551113234412 in words is "three hundred fifteen trillion, five hundred fifty-one billion, one hundred thirteen million, two hundred thirty-four thousand, four hundred twelve".