16655205154 has 12 divisors (see below), whose sum is σ = 29061633654. Its totient is φ = 7137945024.

The previous prime is 16655205143. The next prime is 16655205187. The reversal of 16655205154 is 45150255661.

It can be written as a sum of positive squares in only one way, i.e., 13510575225 + 3144629929 = 116235^2 + 56077^2 .

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, 84975439 + ... + 84975634.

Almost surely, 2^16655205154 is an apocalyptic number.

16655205154 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16655205154 is a deficient number, since it is larger than the sum of its proper divisors (12406428500).

16655205154 is a wasteful number, since it uses less digits than its factorization.

16655205154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169951089 (or 169951082 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 16655205154 in words is "sixteen billion, six hundred fifty-five million, two hundred five thousand, one hundred fifty-four".