13656617682 has 32 divisors (see below), whose sum is σ = 27506621952. Its totient is φ = 4520016384.

The previous prime is 13656617677. The next prime is 13656617693. The reversal of 13656617682 is 28671665631.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1594303 + ... + 1602845.

It is an arithmetic number, because the mean of its divisors is an integer number (859581936).

Almost surely, 2^13656617682 is an apocalyptic number.

13656617682 is an abundant number, since it is smaller than the sum of its proper divisors (13850004270).

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

13656617682 is a wasteful number, since it uses less digits than its factorization.

13656617682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10402.

The product of its digits is 2177280, while the sum is 51.

The spelling of 13656617682 in words is "thirteen billion, six hundred fifty-six million, six hundred seventeen thousand, six hundred eighty-two".