16650166602 has 64 divisors (see below), whose sum is σ = 35633664000. Its totient is φ = 5171257728.

The previous prime is 16650166553. The next prime is 16650166649. The reversal of 16650166602 is 20666105661.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3151399 + ... + 3156677.

It is an arithmetic number, because the mean of its divisors is an integer number (556776000).

Almost surely, 2^16650166602 is an apocalyptic number.

16650166602 is an abundant number, since it is smaller than the sum of its proper divisors (18983497398).

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

16650166602 is a wasteful number, since it uses less digits than its factorization.

16650166602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5755.

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 16650166602 in words is "sixteen billion, six hundred fifty million, one hundred sixty-six thousand, six hundred two".