4032563646 has 16 divisors (see below), whose sum is σ = 8067893904. Its totient is φ = 1343726784.

The previous prime is 4032563543. The next prime is 4032563653. The reversal of 4032563646 is 6463652304.

4032563646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96081 + ... + 131516.

It is an arithmetic number, because the mean of its divisors is an integer number (504243369).

Almost surely, 2^4032563646 is an apocalyptic number.

4032563646 is an abundant number, since it is smaller than the sum of its proper divisors (4035330258).

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

4032563646 is a wasteful number, since it uses less digits than its factorization.

4032563646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230555.

The product of its (nonzero) digits is 311040, while the sum is 39.

The square root of 4032563646 is about 63502.4696055201. The cubic root of 4032563646 is about 1591.6970456975.

The spelling of 4032563646 in words is "four billion, thirty-two million, five hundred sixty-three thousand, six hundred forty-six".