13650631688 has 16 divisors (see below), whose sum is σ = 25661767680. Its totient is φ = 6807493648.

The previous prime is 13650631663. The next prime is 13650631691. The reversal of 13650631688 is 88613605631.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2224520 + ... + 2230647.

It is an arithmetic number, because the mean of its divisors is an integer number (1603860480).

Almost surely, 2^13650631688 is an apocalyptic number.

It is an amenable number.

13650631688 is a deficient number, since it is larger than the sum of its proper divisors (12011135992).

13650631688 is a wasteful number, since it uses less digits than its factorization.

13650631688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4455556 (or 4455552 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 13650631688 in words is "thirteen billion, six hundred fifty million, six hundred thirty-one thousand, six hundred eighty-eight".