85364539694 has 32 divisors (see below), whose sum is σ = 150034636800. Its totient is φ = 35667007488.

The previous prime is 85364539691. The next prime is 85364539727. The reversal of 85364539694 is 49693546358.

It is a super-2 number, since 2×85364539694² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85364539691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83294 + ... + 421505.

It is an arithmetic number, because the mean of its divisors is an integer number (4688582400).

Almost surely, 2^85364539694 is an apocalyptic number.

85364539694 is a deficient number, since it is larger than the sum of its proper divisors (64670097106).

85364539694 is a wasteful number, since it uses less digits than its factorization.

85364539694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505112.

The product of its digits is 83980800, while the sum is 62.

The spelling of 85364539694 in words is "eighty-five billion, three hundred sixty-four million, five hundred thirty-nine thousand, six hundred ninety-four".