16655686233001 has 6 divisors (see below), whose sum is σ = 17118006232110. Its totient is φ = 16205532549696.

The previous prime is 16655686232987. The next prime is 16655686233031. The reversal of 16655686233001 is 10033268655661.

It can be written as a sum of positive squares in 3 ways, for example, as 3578241357376 + 13077444875625 = 1891624^2 + 3616275^2 .

It is not a de Polignac number, because 16655686233001 - 2⁷ = 16655686232873 is a prime.

It is a super-2 number, since 2×16655686233001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16655686233001.

It is not an unprimeable number, because it can be changed into a prime (16655686233031) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6083156496 + ... + 6083159233.

It is an arithmetic number, because the mean of its divisors is an integer number (2853001038685).

Almost surely, 2^{16655686233001} is an apocalyptic number.

It is an amenable number.

16655686233001 is a deficient number, since it is larger than the sum of its proper divisors (462319999109).

16655686233001 is an equidigital number, since it uses as much as digits as its factorization.

16655686233001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12166315803 (or 12166315766 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 52.

The spelling of 16655686233001 in words is "sixteen trillion, six hundred fifty-five billion, six hundred eighty-six million, two hundred thirty-three thousand, one".