12415919632 has 10 divisors (see below), whose sum is σ = 24055844318. Its totient is φ = 6207959808.

The previous prime is 12415919629. The next prime is 12415919713. The reversal of 12415919632 is 23691951421.

It can be written as a sum of positive squares in only one way, i.e., 12393032976 + 22886656 = 111324^2 + 4784^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387997473 + ... + 387997504.

Almost surely, 2^12415919632 is an apocalyptic number.

It is an amenable number.

12415919632 is a deficient number, since it is larger than the sum of its proper divisors (11639924686).

12415919632 is an equidigital number, since it uses as much as digits as its factorization.

12415919632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775994985 (or 775994979 counting only the distinct ones).

The product of its digits is 116640, while the sum is 43.

The spelling of 12415919632 in words is "twelve billion, four hundred fifteen million, nine hundred nineteen thousand, six hundred thirty-two".