85399081032 has 32 divisors (see below), whose sum is σ = 214131247200. Its totient is φ = 28381887744.

The previous prime is 85399081021. The next prime is 85399081039. The reversal of 85399081032 is 23018099358.

It is a happy number.

It is a super-2 number, since 2×85399081032² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85399081039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5271282 + ... + 5287457.

It is an arithmetic number, because the mean of its divisors is an integer number (6691601475).

Almost surely, 2^85399081032 is an apocalyptic number.

It is an amenable number.

85399081032 is an abundant number, since it is smaller than the sum of its proper divisors (128732166168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85399081032 is a wasteful number, since it uses less digits than its factorization.

85399081032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10559085 (or 10559081 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 85399081032 in words is "eighty-five billion, three hundred ninety-nine million, eighty-one thousand, thirty-two".