6344663458 has 16 divisors (see below), whose sum is σ = 10877999040. Its totient is φ = 2718783216.

The previous prime is 6344663431. The next prime is 6344663473. The reversal of 6344663458 is 8543664436.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99528 + ... + 150316.

It is an arithmetic number, because the mean of its divisors is an integer number (679874940).

Almost surely, 2^6344663458 is an apocalyptic number.

6344663458 is a deficient number, since it is larger than the sum of its proper divisors (4533335582).

6344663458 is a wasteful number, since it uses less digits than its factorization.

6344663458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59721.

The product of its digits is 4976640, while the sum is 49.

The square root of 6344663458 is about 79653.3957719318. The cubic root of 6344663458 is about 1851.2690059284.

The spelling of 6344663458 in words is "six billion, three hundred forty-four million, six hundred sixty-three thousand, four hundred fifty-eight".