86357591423 has 4 divisors (see below), whose sum is σ = 91437449760. Its totient is φ = 81277733088.

The previous prime is 86357591387. The next prime is 86357591497. The reversal of 86357591423 is 32419575368.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86357591423 - 2⁸ = 86357591167 is a prime.

It is a super-3 number, since 3×86357591423³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86357593423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2539929143 + ... + 2539929176.

It is an arithmetic number, because the mean of its divisors is an integer number (22859362440).

Almost surely, 2^86357591423 is an apocalyptic number.

86357591423 is a deficient number, since it is larger than the sum of its proper divisors (5079858337).

86357591423 is a wasteful number, since it uses less digits than its factorization.

86357591423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5079858336.

The product of its digits is 5443200, while the sum is 53.

The spelling of 86357591423 in words is "eighty-six billion, three hundred fifty-seven million, five hundred ninety-one thousand, four hundred twenty-three".