315632620432 has 20 divisors (see below), whose sum is σ = 611550114736. Its totient is φ = 157813236000.

The previous prime is 315632620409. The next prime is 315632620441. The reversal of 315632620432 is 234026236513.

It is a super-3 number, since 3×315632620432³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 315632620391 and 315632620400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 814807 + ... + 1138057.

Almost surely, 2^315632620432 is an apocalyptic number.

It is an amenable number.

315632620432 is a deficient number, since it is larger than the sum of its proper divisors (295917494304).

315632620432 is a wasteful number, since it uses less digits than its factorization.

315632620432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384286 (or 384280 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 37.

Adding to 315632620432 its reverse (234026236513), we get a palindrome (549658856945).

The spelling of 315632620432 in words is "three hundred fifteen billion, six hundred thirty-two million, six hundred twenty thousand, four hundred thirty-two".