66763028060 has 12 divisors (see below), whose sum is σ = 140202358968. Its totient is φ = 26705211216.

The previous prime is 66763028053. The next prime is 66763028063. The reversal of 66763028060 is 6082036766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66763028063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1669075682 + ... + 1669075721.

It is an arithmetic number, because the mean of its divisors is an integer number (11683529914).

Almost surely, 2^66763028060 is an apocalyptic number.

It is an amenable number.

66763028060 is an abundant number, since it is smaller than the sum of its proper divisors (73439330908).

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

66763028060 is a wasteful number, since it uses less digits than its factorization.

66763028060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3338151412 (or 3338151410 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 44.

The spelling of 66763028060 in words is "sixty-six billion, seven hundred sixty-three million, twenty-eight thousand, sixty".