4285656864 has 84 divisors (see below), whose sum is σ = 12650362326. Its totient is φ = 1428544512.

The previous prime is 4285656847. The next prime is 4285656887. The reversal of 4285656864 is 4686565824.

4285656864 is a `hidden beast` number, since 4 + 28 + 56 + 568 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2372469264 + 1913187600 = 48708^2 + 43740^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 4285656864.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 68529 + ... + 115184.

Almost surely, 2^4285656864 is an apocalyptic number.

It is an amenable number.

4285656864 is an abundant number, since it is smaller than the sum of its proper divisors (8364705462).

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

4285656864 is an equidigital number, since it uses as much as digits as its factorization.

4285656864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183741 (or 183718 counting only the distinct ones).

The product of its digits is 11059200, while the sum is 54.

The square root of 4285656864 is about 65464.9285037416. The cubic root of 4285656864 is about 1624.3232671203.

The spelling of 4285656864 in words is "four billion, two hundred eighty-five million, six hundred fifty-six thousand, eight hundred sixty-four".