13717765356 has 24 divisors (see below), whose sum is σ = 32689144320. Its totient is φ = 4475299152.

The previous prime is 13717765349. The next prime is 13717765361. The reversal of 13717765356 is 65356771731.

It is a junction number, because it is equal to n+sod(n) for n = 13717765299 and 13717765308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12160576 + ... + 12161703.

It is an arithmetic number, because the mean of its divisors is an integer number (1362047680).

Almost surely, 2^13717765356 is an apocalyptic number.

It is an amenable number.

13717765356 is an abundant number, since it is smaller than the sum of its proper divisors (18971378964).

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

13717765356 is a wasteful number, since it uses less digits than its factorization.

13717765356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24322333 (or 24322331 counting only the distinct ones).

The product of its digits is 2778300, while the sum is 51.

The spelling of 13717765356 in words is "thirteen billion, seven hundred seventeen million, seven hundred sixty-five thousand, three hundred fifty-six".