10001651166 has 24 divisors (see below), whose sum is σ = 23337186600. Its totient is φ = 3077431056.

The previous prime is 10001651083. The next prime is 10001651197. The reversal of 10001651166 is 66115610001.

10001651166 is a `hidden beast` number, since 1 + 0 + 0 + 0 + 1 + 651 + 1 + 6 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21370816 + ... + 21371283.

It is an arithmetic number, because the mean of its divisors is an integer number (972382775).

Almost surely, 2^10001651166 is an apocalyptic number.

10001651166 is an abundant number, since it is smaller than the sum of its proper divisors (13335535434).

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

10001651166 is a wasteful number, since it uses less digits than its factorization.

10001651166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42742120 (or 42742117 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The spelling of 10001651166 in words is "ten billion, one million, six hundred fifty-one thousand, one hundred sixty-six".