4644656246 has 16 divisors (see below), whose sum is σ = 6997086720. Its totient is φ = 2312311080.

The previous prime is 4644656201. The next prime is 4644656249. The reversal of 4644656246 is 6426564464.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4644656246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4644656249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 642665 + ... + 649851.

It is an arithmetic number, because the mean of its divisors is an integer number (437317920).

Almost surely, 2^4644656246 is an apocalyptic number.

4644656246 is a deficient number, since it is larger than the sum of its proper divisors (2352430474).

4644656246 is a wasteful number, since it uses less digits than its factorization.

4644656246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8539.

The product of its digits is 3317760, while the sum is 47.

The square root of 4644656246 is about 68151.7149160606. The cubic root of 4644656246 is about 1668.4679132363.

The spelling of 4644656246 in words is "four billion, six hundred forty-four million, six hundred fifty-six thousand, two hundred forty-six".