76911421994 has 16 divisors (see below), whose sum is σ = 125936359200. Its totient is φ = 34937152560.

The previous prime is 76911421967. The next prime is 76911422101. The reversal of 76911421994 is 49912411967.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1094384 + ... + 1162539.

It is an arithmetic number, because the mean of its divisors is an integer number (7871022450).

Almost surely, 2^76911421994 is an apocalyptic number.

76911421994 is a deficient number, since it is larger than the sum of its proper divisors (49024937206).

76911421994 is a wasteful number, since it uses less digits than its factorization.

76911421994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2258485.

The product of its digits is 979776, while the sum is 53.

The spelling of 76911421994 in words is "seventy-six billion, nine hundred eleven million, four hundred twenty-one thousand, nine hundred ninety-four".