13198735072 has 24 divisors (see below), whose sum is σ = 26040681576. Its totient is φ = 6585228672.

The previous prime is 13198735037. The next prime is 13198735079. The reversal of 13198735072 is 27053789131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13198735079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426663 + ... + 456550.

It is an arithmetic number, because the mean of its divisors is an integer number (1085028399).

Almost surely, 2^13198735072 is an apocalyptic number.

It is an amenable number.

13198735072 is a deficient number, since it is larger than the sum of its proper divisors (12841946504).

13198735072 is an equidigital number, since it uses as much as digits as its factorization.

13198735072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883690 (or 883682 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 46.

The spelling of 13198735072 in words is "thirteen billion, one hundred ninety-eight million, seven hundred thirty-five thousand, seventy-two".