666233224500 has 96 divisors (see below), whose sum is σ = 1940444198784. Its totient is φ = 177628032000.

The previous prime is 666233224457. The next prime is 666233224513. The reversal of 666233224500 is 5422332666.

666233224500 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 8304580 + ... + 8384420.

It is an arithmetic number, because the mean of its divisors is an integer number (20212960404).

Almost surely, 2^666233224500 is an apocalyptic number.

666233224500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

666233224500 is an abundant number, since it is smaller than the sum of its proper divisors (1274210974284).

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

666233224500 is a wasteful number, since it uses less digits than its factorization.

666233224500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85426 (or 85414 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 39.

The spelling of 666233224500 in words is "six hundred sixty-six billion, two hundred thirty-three million, two hundred twenty-four thousand, five hundred".