77941412966 has 32 divisors (see below), whose sum is σ = 124445494368. Its totient is φ = 36484208640.

The previous prime is 77941412959. The next prime is 77941413031. The reversal of 77941412966 is 66921414977.

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 15 ways as a sum of consecutive naturals, for example, 8892026 + ... + 8900786.

It is an arithmetic number, because the mean of its divisors is an integer number (3888921699).

Almost surely, 2^77941412966 is an apocalyptic number.

77941412966 is a deficient number, since it is larger than the sum of its proper divisors (46504081402).

77941412966 is a wasteful number, since it uses less digits than its factorization.

77941412966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10136.

The product of its digits is 4572288, while the sum is 56.

The spelling of 77941412966 in words is "seventy-seven billion, nine hundred forty-one million, four hundred twelve thousand, nine hundred sixty-six".