66100092 has 12 divisors (see below), whose sum is σ = 154233576. Its totient is φ = 22033360.

The previous prime is 66100087. The next prime is 66100109. The reversal of 66100092 is 29000166.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2754159 + ... + 2754182.

It is an arithmetic number, because the mean of its divisors is an integer number (12852798).

Almost surely, 2^66100092 is an apocalyptic number.

It is an amenable number.

66100092 is an abundant number, since it is smaller than the sum of its proper divisors (88133484).

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

66100092 is a wasteful number, since it uses less digits than its factorization.

66100092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5508348 (or 5508346 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 66100092 is about 8130.1963075931. The cubic root of 66100092 is about 404.3281896832.

The spelling of 66100092 in words is "sixty-six million, one hundred thousand, ninety-two".