66376306068 has 24 divisors (see below), whose sum is σ = 156381720768. Its totient is φ = 21910624896.

The previous prime is 66376306043. The next prime is 66376306069. The reversal of 66376306068 is 86060367366.

66376306068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 66376306068.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66376306069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26850021 + ... + 26852492.

It is an arithmetic number, because the mean of its divisors is an integer number (6515905032).

Almost surely, 2^66376306068 is an apocalyptic number.

It is an amenable number.

66376306068 is an abundant number, since it is smaller than the sum of its proper divisors (90005414700).

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

66376306068 is a wasteful number, since it uses less digits than its factorization.

66376306068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53702623 (or 53702621 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 51.

The spelling of 66376306068 in words is "sixty-six billion, three hundred seventy-six million, three hundred six thousand, sixty-eight".