16052100066 has 12 divisors (see below), whose sum is σ = 34779550182. Its totient is φ = 5350700016.

The previous prime is 16052099957. The next prime is 16052100167. The reversal of 16052100066 is 66000125061.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10542155625 + 5509944441 = 102675^2 + 74229^2 .

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, 445891651 + ... + 445891686.

Almost surely, 2^16052100066 is an apocalyptic number.

16052100066 is an abundant number, since it is smaller than the sum of its proper divisors (18727450116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16052100066 is a wasteful number, since it uses less digits than its factorization.

16052100066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891783345 (or 891783342 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The spelling of 16052100066 in words is "sixteen billion, fifty-two million, one hundred thousand, sixty-six".