77214127466 has 32 divisors (see below), whose sum is σ = 140201373312. Its totient is φ = 31134528000.

The previous prime is 77214127447. The next prime is 77214127477. The reversal of 77214127466 is 66472141277.

It is a self number, because there is not a number n which added to its sum of digits gives 77214127466.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 660185 + ... + 768291.

It is an arithmetic number, because the mean of its divisors is an integer number (4381292916).

Almost surely, 2^77214127466 is an apocalyptic number.

77214127466 is a deficient number, since it is larger than the sum of its proper divisors (62987245846).

77214127466 is a wasteful number, since it uses less digits than its factorization.

77214127466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111134.

The product of its digits is 790272, while the sum is 47.

The spelling of 77214127466 in words is "seventy-seven billion, two hundred fourteen million, one hundred twenty-seven thousand, four hundred sixty-six".