85850417724 has 48 divisors (see below), whose sum is σ = 212580039168. Its totient is φ = 26872638208.

The previous prime is 85850417701. The next prime is 85850417743. The reversal of 85850417724 is 42771405858.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384612 + ... + 565355.

It is an arithmetic number, because the mean of its divisors is an integer number (4428750816).

Almost surely, 2^85850417724 is an apocalyptic number.

It is an amenable number.

85850417724 is an abundant number, since it is smaller than the sum of its proper divisors (126729621444).

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

85850417724 is a wasteful number, since it uses less digits than its factorization.

85850417724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950434 (or 950432 counting only the distinct ones).

The product of its (nonzero) digits is 2508800, while the sum is 51.

The spelling of 85850417724 in words is "eighty-five billion, eight hundred fifty million, four hundred seventeen thousand, seven hundred twenty-four".