13320640600 has 24 divisors (see below), whose sum is σ = 30970489860. Its totient is φ = 5328256160.

The previous prime is 13320640589. The next prime is 13320640607. The reversal of 13320640600 is 604602331.

13320640600 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13320640607) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 33301402 + ... + 33301801.

Almost surely, 2^13320640600 is an apocalyptic number.

13320640600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13320640600 is an abundant number, since it is smaller than the sum of its proper divisors (17649849260).

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

13320640600 is a wasteful number, since it uses less digits than its factorization.

13320640600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66603219 (or 66603210 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The spelling of 13320640600 in words is "thirteen billion, three hundred twenty million, six hundred forty thousand, six hundred".