666010035864 has 48 divisors (see below), whose sum is σ = 1803814758720. Its totient is φ = 221998720320.

The previous prime is 666010035833. The next prime is 666010035869. The reversal of 666010035864 is 468530010666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (666010035869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6466854 + ... + 6569034.

It is an arithmetic number, because the mean of its divisors is an integer number (37579474140).

Almost surely, 2^666010035864 is an apocalyptic number.

It is an amenable number.

666010035864 is an abundant number, since it is smaller than the sum of its proper divisors (1137804722856).

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

666010035864 is a wasteful number, since it uses less digits than its factorization.

666010035864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192720 (or 192713 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 666010035864 in words is "six hundred sixty-six billion, ten million, thirty-five thousand, eight hundred sixty-four".