8716380977 has 4 divisors (see below), whose sum is σ = 8717558256. Its totient is φ = 8715203700.

The previous prime is 8716380847. The next prime is 8716381057. The reversal of 8716380977 is 7790836178.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8716380977 - 2²⁶ = 8649272113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8716380377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577463 + ... + 592364.

It is an arithmetic number, because the mean of its divisors is an integer number (2179389564).

Almost surely, 2^8716380977 is an apocalyptic number.

It is an amenable number.

8716380977 is a deficient number, since it is larger than the sum of its proper divisors (1177279).

8716380977 is a wasteful number, since it uses less digits than its factorization.

8716380977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177278.

The product of its (nonzero) digits is 3556224, while the sum is 56.

The square root of 8716380977 is about 93361.5604893149. The cubic root of 8716380977 is about 2058.0001467800. Note that the first 3 decimals are identical.

The spelling of 8716380977 in words is "eight billion, seven hundred sixteen million, three hundred eighty thousand, nine hundred seventy-seven".