4565465856 has 360 divisors, whose sum is σ = 15812907264. Its totient is φ = 1283143680.

The previous prime is 4565465831. The next prime is 4565465893. The reversal of 4565465856 is 6585645654.

4565465856 is a `hidden beast` number, since 4 + 5 + 6 + 54 + 6 + 585 + 6 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10305571 + ... + 10306013.

Almost surely, 2^4565465856 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 4565465856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7906453632).

4565465856 is an abundant number, since it is smaller than the sum of its proper divisors (11247441408).

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

4565465856 is an equidigital number, since it uses as much as digits as its factorization.

4565465856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549 (or 526 counting only the distinct ones).

The product of its digits is 17280000, while the sum is 54.

The square root of 4565465856 is about 67568.2311149256. The cubic root of 4565465856 is about 1658.9311665995.

The spelling of 4565465856 in words is "four billion, five hundred sixty-five million, four hundred sixty-five thousand, eight hundred fifty-six".