16655662101 has 32 divisors (see below), whose sum is σ = 24900906240. Its totient is φ = 9835660800.

The previous prime is 16655662099. The next prime is 16655662103. The reversal of 16655662101 is 10126655661.

It is an interprime number because it is at equal distance from previous prime (16655662099) and next prime (16655662103).

It is not a de Polignac number, because 16655662101 - 2¹ = 16655662099 is a prime.

It is a super-2 number, since 2×16655662101² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 16655662101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16655662103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12160 + ... + 182918.

It is an arithmetic number, because the mean of its divisors is an integer number (778153320).

Almost surely, 2^16655662101 is an apocalyptic number.

It is an amenable number.

16655662101 is a deficient number, since it is larger than the sum of its proper divisors (8245244139).

16655662101 is a wasteful number, since it uses less digits than its factorization.

16655662101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170877.

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 16655662101 in words is "sixteen billion, six hundred fifty-five million, six hundred sixty-two thousand, one hundred one".