18077676366 has 16 divisors (see below), whose sum is σ = 36159033600. Its totient is φ = 6025278648.

The previous prime is 18077676343. The next prime is 18077676373. The reversal of 18077676366 is 66367677081.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87336 + ... + 209243.

It is an arithmetic number, because the mean of its divisors is an integer number (2259939600).

Almost surely, 2^18077676366 is an apocalyptic number.

18077676366 is an abundant number, since it is smaller than the sum of its proper divisors (18081357234).

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

18077676366 is a wasteful number, since it uses less digits than its factorization.

18077676366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306743.

The product of its (nonzero) digits is 10668672, while the sum is 57.

The spelling of 18077676366 in words is "eighteen billion, seventy-seven million, six hundred seventy-six thousand, three hundred sixty-six".