6467442868 has 12 divisors (see below), whose sum is σ = 11371666432. Its totient is φ = 3218395320.

The previous prime is 6467442853. The next prime is 6467442871. The reversal of 6467442868 is 8682447646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3830580 + ... + 3832267.

Almost surely, 2^6467442868 is an apocalyptic number.

It is an amenable number.

6467442868 is a deficient number, since it is larger than the sum of its proper divisors (4904223564).

6467442868 is a wasteful number, since it uses less digits than its factorization.

6467442868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7663062 (or 7663060 counting only the distinct ones).

The product of its digits is 12386304, while the sum is 55.

The square root of 6467442868 is about 80420.4132543473. The cubic root of 6467442868 is about 1863.1344677927.

The spelling of 6467442868 in words is "six billion, four hundred sixty-seven million, four hundred forty-two thousand, eight hundred sixty-eight".