85164214539 has 16 divisors (see below), whose sum is σ = 119552535680. Its totient is φ = 53777208960.

The previous prime is 85164214529. The next prime is 85164214567. The reversal of 85164214539 is 93541246158.

It is not a de Polignac number, because 85164214539 - 2⁷ = 85164214411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85164214529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144819 + ... + 437379.

It is an arithmetic number, because the mean of its divisors is an integer number (7472033480).

Almost surely, 2^85164214539 is an apocalyptic number.

85164214539 is a deficient number, since it is larger than the sum of its proper divisors (34388321141).

85164214539 is a wasteful number, since it uses less digits than its factorization.

85164214539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297690.

The product of its digits is 1036800, while the sum is 48.

The spelling of 85164214539 in words is "eighty-five billion, one hundred sixty-four million, two hundred fourteen thousand, five hundred thirty-nine".