13630394604720 has 80 divisors (see below), whose sum is σ = 43236879662592. Its totient is φ = 3550242312960.

The previous prime is 13630394604719. The next prime is 13630394604751. The reversal of 13630394604720 is 2740649303631.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 13630394604720.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 660377016 + ... + 660397655.

Almost surely, 2^{13630394604720} is an apocalyptic number.

13630394604720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13630394604720 is an abundant number, since it is smaller than the sum of its proper divisors (29606485057872).

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

13630394604720 is a wasteful number, since it uses less digits than its factorization.

13630394604720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320774730 (or 1320774724 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 48.

The spelling of 13630394604720 in words is "thirteen trillion, six hundred thirty billion, three hundred ninety-four million, six hundred four thousand, seven hundred twenty".