13557048156 has 18 divisors (see below), whose sum is σ = 34269205152. Its totient is φ = 4519016040.

The previous prime is 13557048149. The next prime is 13557048173. The reversal of 13557048156 is 65184075531.

13557048156 is a `hidden beast` number, since 1 + 3 + 55 + 70 + 481 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 188292300 + ... + 188292371.

Almost surely, 2^13557048156 is an apocalyptic number.

It is an amenable number.

13557048156 is an abundant number, since it is smaller than the sum of its proper divisors (20712156996).

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

13557048156 is a wasteful number, since it uses less digits than its factorization.

13557048156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376584681 (or 376584676 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The spelling of 13557048156 in words is "thirteen billion, five hundred fifty-seven million, forty-eight thousand, one hundred fifty-six".