85335920032 has 48 divisors (see below), whose sum is σ = 183313422432. Its totient is φ = 38781617920.

The previous prime is 85335919979. The next prime is 85335920053. The reversal of 85335920032 is 23002953358.

It is a happy number.

It is a super-4 number, since 4×85335920032⁴ (a number of 45 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2087178 + ... + 2127670.

It is an arithmetic number, because the mean of its divisors is an integer number (3819029634).

Almost surely, 2^85335920032 is an apocalyptic number.

It is an amenable number.

85335920032 is an abundant number, since it is smaller than the sum of its proper divisors (97977502400).

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

85335920032 is a wasteful number, since it uses less digits than its factorization.

85335920032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46501 (or 46493 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 40.

The spelling of 85335920032 in words is "eighty-five billion, three hundred thirty-five million, nine hundred twenty thousand, thirty-two".