13207720662 has 12 divisors (see below), whose sum is σ = 28616728140. Its totient is φ = 4402573548.

The previous prime is 13207720661. The next prime is 13207720663. The reversal of 13207720662 is 26602770231.

It is a happy number.

13207720662 is a `hidden beast` number, since 1 + 320 + 77 + 206 + 62 = 666.

It is an interprime number because it is at equal distance from previous prime (13207720661) and next prime (13207720663).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13207720661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 366881112 + ... + 366881147.

It is an arithmetic number, because the mean of its divisors is an integer number (2384727345).

Almost surely, 2^13207720662 is an apocalyptic number.

13207720662 is an abundant number, since it is smaller than the sum of its proper divisors (15409007478).

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

13207720662 is a wasteful number, since it uses less digits than its factorization.

13207720662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733762267 (or 733762264 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The spelling of 13207720662 in words is "thirteen billion, two hundred seven million, seven hundred twenty thousand, six hundred sixty-two".