86399338289 has 32 divisors (see below), whose sum is σ = 101096626176. Its totient is φ = 72964465920.

The previous prime is 86399338273. The next prime is 86399338297. The reversal of 86399338289 is 98283399368.

It is a cyclic number.

It is not a de Polignac number, because 86399338289 - 2⁴ = 86399338273 is a prime.

It is a super-2 number, since 2×86399338289² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86399338189) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22456964 + ... + 22460810.

It is an arithmetic number, because the mean of its divisors is an integer number (3159269568).

Almost surely, 2^86399338289 is an apocalyptic number.

It is an amenable number.

86399338289 is a deficient number, since it is larger than the sum of its proper divisors (14697287887).

86399338289 is a wasteful number, since it uses less digits than its factorization.

86399338289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5405.

The product of its digits is 120932352, while the sum is 68.

The spelling of 86399338289 in words is "eighty-six billion, three hundred ninety-nine million, three hundred thirty-eight thousand, two hundred eighty-nine".