66666116060 has 12 divisors (see below), whose sum is σ = 139998843768. Its totient is φ = 26666446416.

The previous prime is 66666116021. The next prime is 66666116093. The reversal of 66666116060 is 6061166666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1666652882 + ... + 1666652921.

It is an arithmetic number, because the mean of its divisors is an integer number (11666570314).

Almost surely, 2^66666116060 is an apocalyptic number.

It is an amenable number.

66666116060 is an abundant number, since it is smaller than the sum of its proper divisors (73332727708).

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

66666116060 is a wasteful number, since it uses less digits than its factorization.

66666116060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333305812 (or 3333305810 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 44.

The spelling of 66666116060 in words is "sixty-six billion, six hundred sixty-six million, one hundred sixteen thousand, sixty".