66164576112116 has 96 divisors (see below), whose sum is σ = 134172381571200. Its totient is φ = 28348543365120.

The previous prime is 66164576112083. The next prime is 66164576112137. The reversal of 66164576112116 is 61121167546166.

66164576112116 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×66164576112116² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5772131 + ... + 12870378.

It is an arithmetic number, because the mean of its divisors is an integer number (1397628974700).

Almost surely, 2^{66164576112116} is an apocalyptic number.

It is an amenable number.

66164576112116 is an abundant number, since it is smaller than the sum of its proper divisors (68007805459084).

66164576112116 is a wasteful number, since it uses less digits than its factorization.

66164576112116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18642657 (or 18642655 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 53.

The spelling of 66164576112116 in words is "sixty-six trillion, one hundred sixty-four billion, five hundred seventy-six million, one hundred twelve thousand, one hundred sixteen".