13768739136 has 84 divisors (see below), whose sum is σ = 41181540192. Its totient is φ = 4390028544.

The previous prime is 13768739129. The next prime is 13768739167. The reversal of 13768739136 is 63193786731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 506406 + ... + 532901.

Almost surely, 2^13768739136 is an apocalyptic number.

13768739136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13768739136 is an abundant number, since it is smaller than the sum of its proper divisors (27412801056).

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

13768739136 is a wasteful number, since it uses less digits than its factorization.

13768739136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039348 (or 1039335 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 54.

The spelling of 13768739136 in words is "thirteen billion, seven hundred sixty-eight million, seven hundred thirty-nine thousand, one hundred thirty-six".