52860850140 has 144 divisors (see below), whose sum is σ = 173490920064. Its totient is φ = 11990160000.

The previous prime is 52860850121. The next prime is 52860850153. The reversal of 52860850140 is 4105806825.

52860850140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 316515 + ... + 453765.

It is an arithmetic number, because the mean of its divisors is an integer number (1204798056).

Almost surely, 2^52860850140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52860850140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86745460032).

52860850140 is an abundant number, since it is smaller than the sum of its proper divisors (120630069924).

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

52860850140 is a wasteful number, since it uses less digits than its factorization.

52860850140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137408 (or 137399 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 39.

The spelling of 52860850140 in words is "fifty-two billion, eight hundred sixty million, eight hundred fifty thousand, one hundred forty".