86379385523 has 4 divisors (see below), whose sum is σ = 86380536000. Its totient is φ = 86378235048.

The previous prime is 86379385507. The next prime is 86379385601. The reversal of 86379385523 is 32558397368.

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 86379385523 - 2⁴ = 86379385507 is a prime.

It is a super-2 number, since 2×86379385523² (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 (86379388523) 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, 454115 + ... + 615612.

It is an arithmetic number, because the mean of its divisors is an integer number (21595134000).

Almost surely, 2^86379385523 is an apocalyptic number.

86379385523 is a deficient number, since it is larger than the sum of its proper divisors (1150477).

86379385523 is a wasteful number, since it uses less digits than its factorization.

86379385523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150476.

The product of its digits is 32659200, while the sum is 59.

The spelling of 86379385523 in words is "eighty-six billion, three hundred seventy-nine million, three hundred eighty-five thousand, five hundred twenty-three".