860056560 has 360 divisors, whose sum is σ = 3284669232. Its totient is φ = 199987200.

The previous prime is 860056531. The next prime is 860056597. The reversal of 860056560 is 65650068.

It is a tau number, because it is divible by the number of its divisors (360).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7611064 + ... + 7611176.

Almost surely, 2^860056560 is an apocalyptic number.

860056560 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 860056560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1642334616).

860056560 is an abundant number, since it is smaller than the sum of its proper divisors (2424612672).

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

860056560 is a wasteful number, since it uses less digits than its factorization.

860056560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 860056560 is about 29326.7209213713. The cubic root of 860056560 is about 950.9893884382.

The spelling of 860056560 in words is "eight hundred sixty million, fifty-six thousand, five hundred sixty".