76780996 has 12 divisors (see below), whose sum is σ = 134549548. Its totient is φ = 38338272.

The previous prime is 76780981. The next prime is 76781011. The reversal of 76780996 is 69908767.

It is an interprime number because it is at equal distance from previous prime (76780981) and next prime (76781011).

It can be written as a sum of positive squares in 2 ways, for example, as 36000000 + 40780996 = 6000^2 + 6386^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9651 + ... + 15706.

Almost surely, 2^76780996 is an apocalyptic number.

It is an amenable number.

76780996 is a deficient number, since it is larger than the sum of its proper divisors (57768552).

76780996 is a wasteful number, since it uses less digits than its factorization.

76780996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26118 (or 26116 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 52.

The square root of 76780996 is about 8762.4765905536. The cubic root of 76780996 is about 425.0283644276.

The spelling of 76780996 in words is "seventy-six million, seven hundred eighty thousand, nine hundred ninety-six".