5865685056 has 336 divisors, whose sum is σ = 21154144128. Its totient is φ = 1522160640.

The previous prime is 5865685043. The next prime is 5865685081. The reversal of 5865685056 is 6505865685.

5865685056 is a `hidden beast` number, since 5 + 86 + 56 + 8 + 505 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (336).

It is a super-2 number, since 2×5865685056² = 68812522352363446272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5865684993 and 5865685011.

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, 5366046 + ... + 5367138.

Almost surely, 2^5865685056 is an apocalyptic number.

5865685056 is a gapful number since it is divisible by the number (56) 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 5865685056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10577072064).

5865685056 is an abundant number, since it is smaller than the sum of its proper divisors (15288459072).

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

5865685056 is a wasteful number, since it uses less digits than its factorization.

5865685056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151 (or 1116 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 54.

The square root of 5865685056 is about 76587.7604842967. The cubic root of 5865685056 is about 1803.4588898616.

The spelling of 5865685056 in words is "five billion, eight hundred sixty-five million, six hundred eighty-five thousand, fifty-six".