11839629656 has 32 divisors (see below), whose sum is σ = 22431109680. Its totient is φ = 5858064000.

The previous prime is 11839629653. The next prime is 11839629677. The reversal of 11839629656 is 65692693811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11839629653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2470895 + ... + 2475681.

Almost surely, 2^11839629656 is an apocalyptic number.

It is an amenable number.

11839629656 is a deficient number, since it is larger than the sum of its proper divisors (10591480024).

11839629656 is a wasteful number, since it uses less digits than its factorization.

11839629656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7955 (or 7951 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 56.

The spelling of 11839629656 in words is "eleven billion, eight hundred thirty-nine million, six hundred twenty-nine thousand, six hundred fifty-six".