13556745080 has 16 divisors (see below), whose sum is σ = 30502676520. Its totient is φ = 5422698016.

The previous prime is 13556745061. The next prime is 13556745113. The reversal of 13556745080 is 8054765531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169459274 + ... + 169459353.

Almost surely, 2^13556745080 is an apocalyptic number.

13556745080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13556745080 is an abundant number, since it is smaller than the sum of its proper divisors (16945931440).

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

13556745080 is a wasteful number, since it uses less digits than its factorization.

13556745080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338918638 (or 338918634 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 44.

The spelling of 13556745080 in words is "thirteen billion, five hundred fifty-six million, seven hundred forty-five thousand, eighty".