86023156591 has 2 divisors, whose sum is σ = 86023156592. Its totient is φ = 86023156590.

The previous prime is 86023156573. The next prime is 86023156603. The reversal of 86023156591 is 19565132068.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86023156591 - 2²⁵ = 85989602159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86023156511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43011578295 + 43011578296.

It is an arithmetic number, because the mean of its divisors is an integer number (43011578296).

Almost surely, 2^86023156591 is an apocalyptic number.

86023156591 is a deficient number, since it is larger than the sum of its proper divisors (1).

86023156591 is an equidigital number, since it uses as much as digits as its factorization.

86023156591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 86023156591 in words is "eighty-six billion, twenty-three million, one hundred fifty-six thousand, five hundred ninety-one".