4510644646 has 32 divisors (see below), whose sum is σ = 7406346240. Its totient is φ = 2051049600.

The previous prime is 4510644641. The next prime is 4510644647. The reversal of 4510644646 is 6464460154.

It is a junction number, because it is equal to n+sod(n) for n = 4510644599 and 4510644608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4510644641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 776011 + ... + 781801.

It is an arithmetic number, because the mean of its divisors is an integer number (231448320).

Almost surely, 2^4510644646 is an apocalyptic number.

4510644646 is a deficient number, since it is larger than the sum of its proper divisors (2895701594).

4510644646 is a wasteful number, since it uses less digits than its factorization.

4510644646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6580.

The product of its (nonzero) digits is 276480, while the sum is 40.

The square root of 4510644646 is about 67161.3329677129. The cubic root of 4510644646 is about 1652.2643714562.

The spelling of 4510644646 in words is "four billion, five hundred ten million, six hundred forty-four thousand, six hundred forty-six".