6399726483 has 16 divisors (see below), whose sum is σ = 9117804960. Its totient is φ = 3978671616.

The previous prime is 6399726479. The next prime is 6399726491. The reversal of 6399726483 is 3846279936.

6399726483 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6399726483 - 2² = 6399726479 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6399726413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 570060 + ... + 581177.

It is an arithmetic number, because the mean of its divisors is an integer number (569862810).

Almost surely, 2^6399726483 is an apocalyptic number.

6399726483 is a deficient number, since it is larger than the sum of its proper divisors (2718078477).

6399726483 is a wasteful number, since it uses less digits than its factorization.

6399726483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151366.

The product of its digits is 11757312, while the sum is 57.

The square root of 6399726483 is about 79998.2905004851. The cubic root of 6399726483 is about 1856.6090840380.

The spelling of 6399726483 in words is "six billion, three hundred ninety-nine million, seven hundred twenty-six thousand, four hundred eighty-three".