16555272652144 has 20 divisors (see below), whose sum is σ = 32387256696496. Its totient is φ = 8197270924032.

The previous prime is 16555272652129. The next prime is 16555272652223. The reversal of 16555272652144 is 44125627255561.

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, 5022835929 + ... + 5022839224.

Almost surely, 2^{16555272652144} is an apocalyptic number.

It is an amenable number.

16555272652144 is a deficient number, since it is larger than the sum of its proper divisors (15831984044352).

16555272652144 is a wasteful number, since it uses less digits than its factorization.

16555272652144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10045675264 (or 10045675258 counting only the distinct ones).

The product of its digits is 20160000, while the sum is 55.

The spelling of 16555272652144 in words is "sixteen trillion, five hundred fifty-five billion, two hundred seventy-two million, six hundred fifty-two thousand, one hundred forty-four".