6446794316 has 36 divisors (see below), whose sum is σ = 11918289600. Its totient is φ = 3050831520.

The previous prime is 6446794283. The next prime is 6446794351. The reversal of 6446794316 is 6134976446.

It is a super-2 number, since 2×6446794316² = 83122313905619815712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2686085 + ... + 2688483.

It is an arithmetic number, because the mean of its divisors is an integer number (331063600).

Almost surely, 2^6446794316 is an apocalyptic number.

It is an amenable number.

6446794316 is a deficient number, since it is larger than the sum of its proper divisors (5471495284).

6446794316 is a wasteful number, since it uses less digits than its factorization.

6446794316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4302 (or 4281 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 50.

The square root of 6446794316 is about 80291.9318238140. The cubic root of 6446794316 is about 1861.1495491498.

The spelling of 6446794316 in words is "six billion, four hundred forty-six million, seven hundred ninety-four thousand, three hundred sixteen".