13720089936 has 40 divisors (see below), whose sum is σ = 40506933184. Its totient is φ = 3920025600.

The previous prime is 13720089919. The next prime is 13720090003. The reversal of 13720089936 is 63998002731.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20416465 + ... + 20417136.

Almost surely, 2^13720089936 is an apocalyptic number.

13720089936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13720089936 is an abundant number, since it is smaller than the sum of its proper divisors (26786843248).

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

13720089936 is a wasteful number, since it uses less digits than its factorization.

13720089936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40833619 (or 40833613 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 48.

The spelling of 13720089936 in words is "thirteen billion, seven hundred twenty million, eighty-nine thousand, nine hundred thirty-six".