8983858879649 has 2 divisors, whose sum is σ = 8983858879650. Its totient is φ = 8983858879648.

The previous prime is 8983858879637. The next prime is 8983858879651. The reversal of 8983858879649 is 9469788583898.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6082423590049 + 2901435289600 = 2466257^2 + 1703360^2 .

It is a cyclic number.

It is not a de Polignac number, because 8983858879649 - 2²⁸ = 8983590444193 is a prime.

Together with 8983858879651, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8983858879679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4491929439824 + 4491929439825.

It is an arithmetic number, because the mean of its divisors is an integer number (4491929439825).

Almost surely, 2^{8983858879649} is an apocalyptic number.

It is an amenable number.

8983858879649 is a deficient number, since it is larger than the sum of its proper divisors (1).

8983858879649 is an equidigital number, since it uses as much as digits as its factorization.

8983858879649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60197437440, while the sum is 92.

The spelling of 8983858879649 in words is "eight trillion, nine hundred eighty-three billion, eight hundred fifty-eight million, eight hundred seventy-nine thousand, six hundred forty-nine".