13086579720 has 64 divisors (see below), whose sum is σ = 39607211520. Its totient is φ = 3458868224.

The previous prime is 13086579689. The next prime is 13086579739. The reversal of 13086579720 is 2797568031.

It is a self number, because there is not a number n which added to its sum of digits gives 13086579720.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468984 + ... + 496103.

It is an arithmetic number, because the mean of its divisors is an integer number (618862680).

Almost surely, 2^13086579720 is an apocalyptic number.

13086579720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13086579720 is an abundant number, since it is smaller than the sum of its proper divisors (26520631800).

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

13086579720 is a wasteful number, since it uses less digits than its factorization.

13086579720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965214 (or 965210 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 48.

The spelling of 13086579720 in words is "thirteen billion, eighty-six million, five hundred seventy-nine thousand, seven hundred twenty".