4432506913 has 4 divisors (see below), whose sum is σ = 4433317888. Its totient is φ = 4431695940.

The previous prime is 4432506863. The next prime is 4432506977. The reversal of 4432506913 is 3196052344.

4432506913 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4432506913 - 2⁹ = 4432506401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4432596913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397233 + ... + 408238.

It is an arithmetic number, because the mean of its divisors is an integer number (1108329472).

Almost surely, 2^4432506913 is an apocalyptic number.

It is an amenable number.

4432506913 is a deficient number, since it is larger than the sum of its proper divisors (810975).

4432506913 is an equidigital number, since it uses as much as digits as its factorization.

4432506913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810974.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 4432506913 is about 66577.0749808070. The cubic root of 4432506913 is about 1642.6680387824.

The spelling of 4432506913 in words is "four billion, four hundred thirty-two million, five hundred six thousand, nine hundred thirteen".