12693555632 has 10 divisors (see below), whose sum is σ = 24593764068. Its totient is φ = 6346777808.

The previous prime is 12693555617. The next prime is 12693555653. The reversal of 12693555632 is 23655539621.

It is a super-2 number, since 2×12693555632² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 396673598 + ... + 396673629.

Almost surely, 2^12693555632 is an apocalyptic number.

It is an amenable number.

12693555632 is a deficient number, since it is larger than the sum of its proper divisors (11900208436).

12693555632 is an equidigital number, since it uses as much as digits as its factorization.

12693555632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793347235 (or 793347229 counting only the distinct ones).

The product of its digits is 1458000, while the sum is 47.

The spelling of 12693555632 in words is "twelve billion, six hundred ninety-three million, five hundred fifty-five thousand, six hundred thirty-two".