166776966316 has 6 divisors (see below), whose sum is σ = 291859691060. Its totient is φ = 83388483156.

The previous prime is 166776966313. The next prime is 166776966329. The reversal of 166776966316 is 613669677661.

166776966316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×166776966316² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (166776966313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20847120786 + ... + 20847120793.

Almost surely, 2^166776966316 is an apocalyptic number.

It is an amenable number.

166776966316 is a deficient number, since it is larger than the sum of its proper divisors (125082724744).

166776966316 is a wasteful number, since it uses less digits than its factorization.

166776966316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41694241583 (or 41694241581 counting only the distinct ones).

The product of its digits is 61725888, while the sum is 64.

The spelling of 166776966316 in words is "one hundred sixty-six billion, seven hundred seventy-six million, nine hundred sixty-six thousand, three hundred sixteen".