13936636656 has 80 divisors (see below), whose sum is σ = 40391819520. Its totient is φ = 4600428480.

The previous prime is 13936636639. The next prime is 13936636673. The reversal of 13936636656 is 65663663931.

13936636656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13936636639) and next prime (13936636673).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112110 + ... + 201101.

It is an arithmetic number, because the mean of its divisors is an integer number (504897744).

Almost surely, 2^13936636656 is an apocalyptic number.

13936636656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13936636656 is an abundant number, since it is smaller than the sum of its proper divisors (26455182864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13936636656 is a wasteful number, since it uses less digits than its factorization.

13936636656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313331 (or 313319 counting only the distinct ones).

The product of its digits is 9447840, while the sum is 54.

The spelling of 13936636656 in words is "thirteen billion, nine hundred thirty-six million, six hundred thirty-six thousand, six hundred fifty-six".