13660745092 has 6 divisors (see below), whose sum is σ = 23906303918. Its totient is φ = 6830372544.

The previous prime is 13660745083. The next prime is 13660745141. The reversal of 13660745092 is 29054706631.

It can be written as a sum of positive squares in only one way, i.e., 10869313536 + 2791431556 = 104256^2 + 52834^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1707593133 + ... + 1707593140.

Almost surely, 2^13660745092 is an apocalyptic number.

It is an amenable number.

13660745092 is a deficient number, since it is larger than the sum of its proper divisors (10245558826).

13660745092 is a wasteful number, since it uses less digits than its factorization.

13660745092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3415186277 (or 3415186275 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 13660745092 in words is "thirteen billion, six hundred sixty million, seven hundred forty-five thousand, ninety-two".