77056707514 has 4 divisors (see below), whose sum is σ = 115585061274. Its totient is φ = 38528353756.

The previous prime is 77056707509. The next prime is 77056707523. The reversal of 77056707514 is 41570765077.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41570765077 = 359 ⋅115796003.

It can be written as a sum of positive squares in only one way, i.e., 48436526889 + 28620180625 = 220083^2 + 169175^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19264176877 + ... + 19264176880.

Almost surely, 2^77056707514 is an apocalyptic number.

77056707514 is a deficient number, since it is larger than the sum of its proper divisors (38528353760).

77056707514 is a wasteful number, since it uses less digits than its factorization.

77056707514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38528353759.

The product of its (nonzero) digits is 1440600, while the sum is 49.

The spelling of 77056707514 in words is "seventy-seven billion, fifty-six million, seven hundred seven thousand, five hundred fourteen".