315451301312432 has 40 divisors (see below), whose sum is σ = 627135648114192. Its totient is φ = 153622645632000.

The previous prime is 315451301312429. The next prime is 315451301312449. The reversal of 315451301312432 is 234213103154513.

It is a happy number.

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, 399664718 + ... + 400453229.

Almost surely, 2^{315451301312432} is an apocalyptic number.

It is an amenable number.

315451301312432 is a deficient number, since it is larger than the sum of its proper divisors (311684346801760).

315451301312432 is a wasteful number, since it uses less digits than its factorization.

315451301312432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800118597 (or 800118591 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 315451301312432 its reverse (234213103154513), we get a palindrome (549664404466945).

The spelling of 315451301312432 in words is "three hundred fifteen trillion, four hundred fifty-one billion, three hundred one million, three hundred twelve thousand, four hundred thirty-two".