16556655005 has 32 divisors (see below), whose sum is σ = 23050258560. Its totient is φ = 11289784320.

The previous prime is 16556654987. The next prime is 16556655007. The reversal of 16556655005 is 50055665561.

It is not a de Polignac number, because 16556655005 - 2⁸ = 16556654749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16556655007) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 19697 + ... + 183033.

It is an arithmetic number, because the mean of its divisors is an integer number (720320580).

Almost surely, 2^16556655005 is an apocalyptic number.

It is an amenable number.

16556655005 is a deficient number, since it is larger than the sum of its proper divisors (6493603555).

16556655005 is a wasteful number, since it uses less digits than its factorization.

16556655005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163469.

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 16556655005 in words is "sixteen billion, five hundred fifty-six million, six hundred fifty-five thousand, five".