4564636256 has 12 divisors (see below), whose sum is σ = 8986627692. Its totient is φ = 2282318112.

The previous prime is 4564636249. The next prime is 4564636259. The reversal of 4564636256 is 6526364654.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4564636256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4564636259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71322410 + ... + 71322473.

It is an arithmetic number, because the mean of its divisors is an integer number (748885641).

Almost surely, 2^4564636256 is an apocalyptic number.

It is an amenable number.

4564636256 is a deficient number, since it is larger than the sum of its proper divisors (4421991436).

4564636256 is a wasteful number, since it uses less digits than its factorization.

4564636256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142644893 (or 142644885 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 47.

The square root of 4564636256 is about 67562.0918563065. The cubic root of 4564636256 is about 1658.8306779376.

The spelling of 4564636256 in words is "four billion, five hundred sixty-four million, six hundred thirty-six thousand, two hundred fifty-six".