860255303040 has 3072 divisors, whose sum is σ = 4064999178240. Its totient is φ = 169221685248.

The previous prime is 860255303029. The next prime is 860255303069. The reversal of 860255303040 is 40303552068.

It is a happy number.

860255303040 is a `hidden beast` number, since 8 + 60 + 2 + 553 + 0 + 3 + 0 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 860255302986 and 860255303004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 18303304297 + ... + 18303304343.

It is an arithmetic number, because the mean of its divisors is an integer number (1323241920).

Almost surely, 2^860255303040 is an apocalyptic number.

860255303040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 860255303040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2032499589120).

860255303040 is an abundant number, since it is smaller than the sum of its proper divisors (3204743875200).

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

860255303040 is a wasteful number, since it uses less digits than its factorization.

860255303040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 860255303040 in words is "eight hundred sixty billion, two hundred fifty-five million, three hundred three thousand, forty".