85995319144 has 32 divisors (see below), whose sum is σ = 184287055680. Its totient is φ = 36852862464.

The previous prime is 85995319139. The next prime is 85995319147. The reversal of 85995319144 is 44191359958.

It is not an unprimeable number, because it can be changed into a prime (85995319147) 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 7 ways as a sum of consecutive naturals, for example, 1124824 + ... + 1198840.

It is an arithmetic number, because the mean of its divisors is an integer number (5758970490).

Almost surely, 2^85995319144 is an apocalyptic number.

It is an amenable number.

85995319144 is an abundant number, since it is smaller than the sum of its proper divisors (98291736536).

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

85995319144 is a wasteful number, since it uses less digits than its factorization.

85995319144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94777 (or 94773 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 58.

The spelling of 85995319144 in words is "eighty-five billion, nine hundred ninety-five million, three hundred nineteen thousand, one hundred forty-four".