85995384256 has 28 divisors (see below), whose sum is σ = 171777223120. Its totient is φ = 42712934400.

The previous prime is 85995384253. The next prime is 85995384259. The reversal of 85995384256 is 65248359958.

It is an interprime number because it is at equal distance from previous prime (85995384253) and next prime (85995384259).

It is a super-2 number, since 2×85995384256² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85995384253) 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, 4439601 + ... + 4458928.

Almost surely, 2^85995384256 is an apocalyptic number.

It is an amenable number.

85995384256 is a deficient number, since it is larger than the sum of its proper divisors (85781838864).

85995384256 is a wasteful number, since it uses less digits than its factorization.

85995384256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8898692 (or 8898682 counting only the distinct ones).

The product of its digits is 93312000, while the sum is 64.

The spelling of 85995384256 in words is "eighty-five billion, nine hundred ninety-five million, three hundred eighty-four thousand, two hundred fifty-six".