12631223632 has 20 divisors (see below), whose sum is σ = 24477232960. Its totient is φ = 6314518368.

The previous prime is 12631223587. The next prime is 12631223659. The reversal of 12631223632 is 23632213621.

It is a junction number, because it is equal to n+sod(n) for n = 12631223594 and 12631223603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31369 + ... + 162007.

It is an arithmetic number, because the mean of its divisors is an integer number (1223861648).

Almost surely, 2^12631223632 is an apocalyptic number.

It is an amenable number.

12631223632 is a deficient number, since it is larger than the sum of its proper divisors (11846009328).

12631223632 is a wasteful number, since it uses less digits than its factorization.

12631223632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136690 (or 136684 counting only the distinct ones).

The product of its digits is 15552, while the sum is 31.

The spelling of 12631223632 in words is "twelve billion, six hundred thirty-one million, two hundred twenty-three thousand, six hundred thirty-two".