85850825824 has 24 divisors (see below), whose sum is σ = 169027166448. Its totient is φ = 42923291520.

The previous prime is 85850825791. The next prime is 85850825887. The reversal of 85850825824 is 42852805858.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 743509 + ... + 851179.

It is an arithmetic number, because the mean of its divisors is an integer number (7042798602).

Almost surely, 2^85850825824 is an apocalyptic number.

It is an amenable number.

85850825824 is a deficient number, since it is larger than the sum of its proper divisors (83176340624).

85850825824 is a wasteful number, since it uses less digits than its factorization.

85850825824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132598 (or 132590 counting only the distinct ones).

The product of its (nonzero) digits is 8192000, while the sum is 55.

The spelling of 85850825824 in words is "eighty-five billion, eight hundred fifty million, eight hundred twenty-five thousand, eight hundred twenty-four".