13366350636 has 12 divisors (see below), whose sum is σ = 31188151512. Its totient is φ = 4455450208.

The previous prime is 13366350619. The next prime is 13366350637. The reversal of 13366350636 is 63605366331.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (13366350637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556931265 + ... + 556931288.

It is an arithmetic number, because the mean of its divisors is an integer number (2599012626).

Almost surely, 2^13366350636 is an apocalyptic number.

It is an amenable number.

13366350636 is an abundant number, since it is smaller than the sum of its proper divisors (17821800876).

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

13366350636 is a wasteful number, since it uses less digits than its factorization.

13366350636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113862560 (or 1113862558 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 42.

The spelling of 13366350636 in words is "thirteen billion, three hundred sixty-six million, three hundred fifty thousand, six hundred thirty-six".