66576560683304 has 32 divisors (see below), whose sum is σ = 147266125017600. Its totient is φ = 27612398439360.

The previous prime is 66576560683147. The next prime is 66576560683307. The reversal of 66576560683304 is 40338606567566.

66576560683304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (65) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (66576560683307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19175274959 + ... + 19175278430.

It is an arithmetic number, because the mean of its divisors is an integer number (4602066406800).

Almost surely, 2^{66576560683304} is an apocalyptic number.

It is an amenable number.

66576560683304 is an abundant number, since it is smaller than the sum of its proper divisors (80689564334296).

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

66576560683304 is a wasteful number, since it uses less digits than its factorization.

66576560683304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38350553433 (or 38350553429 counting only the distinct ones).

The product of its (nonzero) digits is 391910400, while the sum is 65.

The spelling of 66576560683304 in words is "sixty-six trillion, five hundred seventy-six billion, five hundred sixty million, six hundred eighty-three thousand, three hundred four".