13580961936 has 20 divisors (see below), whose sum is σ = 35084151792. Its totient is φ = 4526987296.

The previous prime is 13580961931. The next prime is 13580961967. The reversal of 13580961936 is 63916908531.

It is not an unprimeable number, because it can be changed into a prime (13580961931) 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, 141468306 + ... + 141468401.

Almost surely, 2^13580961936 is an apocalyptic number.

13580961936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13580961936 is an abundant number, since it is smaller than the sum of its proper divisors (21503189856).

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

13580961936 is a wasteful number, since it uses less digits than its factorization.

13580961936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282936718 (or 282936712 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 51.

The spelling of 13580961936 in words is "thirteen billion, five hundred eighty million, nine hundred sixty-one thousand, nine hundred thirty-six".