100166564 has 24 divisors (see below), whose sum is σ = 183375360. Its totient is φ = 47784704.

The previous prime is 100166557. The next prime is 100166579. The reversal of 100166564 is 465661001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42932 + ... + 45204.

It is an arithmetic number, because the mean of its divisors is an integer number (7640640).

Almost surely, 2^100166564 is an apocalyptic number.

It is an amenable number.

100166564 is a deficient number, since it is larger than the sum of its proper divisors (83208796).

100166564 is a wasteful number, since it uses less digits than its factorization.

100166564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2779 (or 2777 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 100166564 is about 10008.3247349394. The cubic root of 100166564 is about 464.4164476119.

The spelling of 100166564 in words is "one hundred million, one hundred sixty-six thousand, five hundred sixty-four".