9656855023 has 2 divisors, whose sum is σ = 9656855024. Its totient is φ = 9656855022.

The previous prime is 9656854973. The next prime is 9656855027. The reversal of 9656855023 is 3205586569.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9656855023 - 2²⁵ = 9623300591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9656855027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4828427511 + 4828427512.

It is an arithmetic number, because the mean of its divisors is an integer number (4828427512).

Almost surely, 2^9656855023 is an apocalyptic number.

9656855023 is a deficient number, since it is larger than the sum of its proper divisors (1).

9656855023 is an equidigital number, since it uses as much as digits as its factorization.

9656855023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944000, while the sum is 49.

The square root of 9656855023 is about 98269.2984761772. The cubic root of 9656855023 is about 2129.5045408764.

The spelling of 9656855023 in words is "nine billion, six hundred fifty-six million, eight hundred fifty-five thousand, twenty-three".