6441468732 has 48 divisors (see below), whose sum is σ = 16704513280. Its totient is φ = 2146589424.

The previous prime is 6441468721. The next prime is 6441468743. The reversal of 6441468732 is 2378641446.

It is an interprime number because it is at equal distance from previous prime (6441468721) and next prime (6441468743).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 680343 + ... + 689745.

Almost surely, 2^6441468732 is an apocalyptic number.

It is an amenable number.

6441468732 is an abundant number, since it is smaller than the sum of its proper divisors (10263044548).

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

6441468732 is a wasteful number, since it uses less digits than its factorization.

6441468732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15759 (or 15751 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The square root of 6441468732 is about 80258.7610918584. The cubic root of 6441468732 is about 1860.6369202718.

The spelling of 6441468732 in words is "six billion, four hundred forty-one million, four hundred sixty-eight thousand, seven hundred thirty-two".