86859094657 has 2 divisors, whose sum is σ = 86859094658. Its totient is φ = 86859094656.

The previous prime is 86859094607. The next prime is 86859094759. The reversal of 86859094657 is 75649095868.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62942781456 + 23916313201 = 250884^2 + 154649^2 .

It is a cyclic number.

It is not a de Polignac number, because 86859094657 - 2³⁵ = 52499356289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86859094592 and 86859094601.

It is not a weakly prime, because it can be changed into another prime (86859094607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43429547328 + 43429547329.

It is an arithmetic number, because the mean of its divisors is an integer number (43429547329).

Almost surely, 2^86859094657 is an apocalyptic number.

It is an amenable number.

86859094657 is a deficient number, since it is larger than the sum of its proper divisors (1).

86859094657 is an equidigital number, since it uses as much as digits as its factorization.

86859094657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 130636800, while the sum is 67.

The spelling of 86859094657 in words is "eighty-six billion, eight hundred fifty-nine million, ninety-four thousand, six hundred fifty-seven".