85392388927 has 2 divisors, whose sum is σ = 85392388928. Its totient is φ = 85392388926.

The previous prime is 85392388867. The next prime is 85392388943. The reversal of 85392388927 is 72988329358.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85392388927 - 2²⁷ = 85258171199 is a prime.

It is a super-2 number, since 2×85392388927² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85392388127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42696194463 + 42696194464.

It is an arithmetic number, because the mean of its divisors is an integer number (42696194464).

Almost surely, 2^85392388927 is an apocalyptic number.

85392388927 is a deficient number, since it is larger than the sum of its proper divisors (1).

85392388927 is an equidigital number, since it uses as much as digits as its factorization.

85392388927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52254720, while the sum is 64.

The spelling of 85392388927 in words is "eighty-five billion, three hundred ninety-two million, three hundred eighty-eight thousand, nine hundred twenty-seven".