86394422419599 has 48 divisors (see below), whose sum is σ = 136853363206656. Its totient is φ = 48316865587200.

The previous prime is 86394422419589. The next prime is 86394422419607. The reversal of 86394422419599 is 99591422449368.

It is a Cunningham number, because it is equal to 9294860²-1.

It is not a de Polignac number, because 86394422419599 - 2⁴ = 86394422419583 is a prime.

It is a super-2 number, since 2×86394422419599² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 86394422419599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86394422419589) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 455353344 + ... + 455543034.

It is an arithmetic number, because the mean of its divisors is an integer number (2851111733472).

Almost surely, 2^{86394422419599} is an apocalyptic number.

86394422419599 is a deficient number, since it is larger than the sum of its proper divisors (50458940787057).

86394422419599 is a wasteful number, since it uses less digits than its factorization.

86394422419599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255676 (or 255669 counting only the distinct ones).

The product of its digits is 1209323520, while the sum is 75.

The spelling of 86394422419599 in words is "eighty-six trillion, three hundred ninety-four billion, four hundred twenty-two million, four hundred nineteen thousand, five hundred ninety-nine".