8000977856659 has 2 divisors, whose sum is σ = 8000977856660. Its totient is φ = 8000977856658.

The previous prime is 8000977856647. The next prime is 8000977856713. The reversal of 8000977856659 is 9566587790008.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8000977856659 - 2¹⁹ = 8000977332371 is a prime.

It is not a weakly prime, because it can be changed into another prime (8000977856629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4000488928329 + 4000488928330.

It is an arithmetic number, because the mean of its divisors is an integer number (4000488928330).

Almost surely, 2^{8000977856659} is an apocalyptic number.

8000977856659 is a deficient number, since it is larger than the sum of its proper divisors (1).

8000977856659 is an equidigital number, since it uses as much as digits as its factorization.

8000977856659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 228614400, while the sum is 70.

The spelling of 8000977856659 in words is "eight trillion, nine hundred seventy-seven million, eight hundred fifty-six thousand, six hundred fifty-nine".