864108581059 has 2 divisors, whose sum is σ = 864108581060. Its totient is φ = 864108581058.

The previous prime is 864108581029. The next prime is 864108581087. The reversal of 864108581059 is 950185801468.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 864108581059 - 2²⁵ = 864075026627 is a prime.

It is a super-2 number, since 2×864108581059² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (864108581029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432054290529 + 432054290530.

It is an arithmetic number, because the mean of its divisors is an integer number (432054290530).

Almost surely, 2^864108581059 is an apocalyptic number.

864108581059 is a deficient number, since it is larger than the sum of its proper divisors (1).

864108581059 is an equidigital number, since it uses as much as digits as its factorization.

864108581059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2764800, while the sum is 55.

The spelling of 864108581059 in words is "eight hundred sixty-four billion, one hundred eight million, five hundred eighty-one thousand, fifty-nine".