13200365772 has 72 divisors (see below), whose sum is σ = 37617241200. Its totient is φ = 4000106880.

The previous prime is 13200365771. The next prime is 13200365821. The reversal of 13200365772 is 27756300231.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (13200365771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 491997 + ... + 518132.

Almost surely, 2^13200365772 is an apocalyptic number.

13200365772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13200365772 is an abundant number, since it is smaller than the sum of its proper divisors (24416875428).

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

13200365772 is a wasteful number, since it uses less digits than its factorization.

13200365772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010164 (or 1010145 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The spelling of 13200365772 in words is "thirteen billion, two hundred million, three hundred sixty-five thousand, seven hundred seventy-two".