13646770000 has 50 divisors (see below), whose sum is σ = 33040219058. Its totient is φ = 5458704000.

The previous prime is 13646769971. The next prime is 13646770063. The reversal of 13646770000 is 7764631.

13646770000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 6457086736 + 7189683264 = 80356^2 + 84792^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 672339 + ... + 692338.

Almost surely, 2^13646770000 is an apocalyptic number.

13646770000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13646770000 is an abundant number, since it is smaller than the sum of its proper divisors (19393449058).

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

13646770000 is an equidigital number, since it uses as much as digits as its factorization.

13646770000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364705 (or 1364684 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 34.

The spelling of 13646770000 in words is "thirteen billion, six hundred forty-six million, seven hundred seventy thousand".