66410164634904 has 24 divisors (see below), whose sum is σ = 179860862553060. Its totient is φ = 22136721544944.

The previous prime is 66410164634893. The next prime is 66410164634917. The reversal of 66410164634904 is 40943646101466.

66410164634904 is a `hidden beast` number, since 6 + 6 + 4 + 101 + 6 + 46 + 3 + 490 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 461181698782 + ... + 461181698925.

Almost surely, 2^{66410164634904} is an apocalyptic number.

It is an amenable number.

66410164634904 is an abundant number, since it is smaller than the sum of its proper divisors (113450697918156).

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

66410164634904 is a wasteful number, since it uses less digits than its factorization.

66410164634904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922363397719 (or 922363397712 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 54.

The spelling of 66410164634904 in words is "sixty-six trillion, four hundred ten billion, one hundred sixty-four million, six hundred thirty-four thousand, nine hundred four".