85860737240 has 16 divisors (see below), whose sum is σ = 193186658880. Its totient is φ = 34344294880.

The previous prime is 85860737227. The next prime is 85860737267. The reversal of 85860737240 is 4273706858.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1073259176 + ... + 1073259255.

It is an arithmetic number, because the mean of its divisors is an integer number (12074166180).

Almost surely, 2^85860737240 is an apocalyptic number.

It is an amenable number.

85860737240 is an abundant number, since it is smaller than the sum of its proper divisors (107325921640).

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

85860737240 is a wasteful number, since it uses less digits than its factorization.

85860737240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146518442 (or 2146518438 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 50.

The spelling of 85860737240 in words is "eighty-five billion, eight hundred sixty million, seven hundred thirty-seven thousand, two hundred forty".