16655056511 has 16 divisors (see below), whose sum is σ = 17012229120. Its totient is φ = 16301398080.

The previous prime is 16655056501. The next prime is 16655056541. The reversal of 16655056511 is 11565055661.

It is a cyclic number.

It is not a de Polignac number, because 16655056511 - 2³⁰ = 15581314687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16655056501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11573330 + ... + 11574768.

It is an arithmetic number, because the mean of its divisors is an integer number (1063264320).

Almost surely, 2^16655056511 is an apocalyptic number.

16655056511 is a deficient number, since it is larger than the sum of its proper divisors (357172609).

16655056511 is a wasteful number, since it uses less digits than its factorization.

16655056511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2494.

The product of its (nonzero) digits is 135000, while the sum is 41.

The spelling of 16655056511 in words is "sixteen billion, six hundred fifty-five million, fifty-six thousand, five hundred eleven".