13556445169008 has 80 divisors (see below), whose sum is σ = 40030230329856. Its totient is φ = 3872646839040.

The previous prime is 13556445168991. The next prime is 13556445169133. The reversal of 13556445169008 is 80096154465531.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1152516 + ... + 5333027.

Almost surely, 2^{13556445169008} is an apocalyptic number.

It is an amenable number.

13556445169008 is an abundant number, since it is smaller than the sum of its proper divisors (26473785160848).

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

13556445169008 is a wasteful number, since it uses less digits than its factorization.

13556445169008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6491782 (or 6491776 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 57.

The spelling of 13556445169008 in words is "thirteen trillion, five hundred fifty-six billion, four hundred forty-five million, one hundred sixty-nine thousand, eight".