6397199832 has 32 divisors (see below), whose sum is σ = 16834737600. Its totient is φ = 2020168224.

The previous prime is 6397199803. The next prime is 6397199857. The reversal of 6397199832 is 2389917936.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7014018 + ... + 7014929.

It is an arithmetic number, because the mean of its divisors is an integer number (526085550).

Almost surely, 2^6397199832 is an apocalyptic number.

It is an amenable number.

6397199832 is an abundant number, since it is smaller than the sum of its proper divisors (10437537768).

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

6397199832 is a wasteful number, since it uses less digits than its factorization.

6397199832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14028975 (or 14028971 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 57.

The square root of 6397199832 is about 79982.4970352889. The cubic root of 6397199832 is about 1856.3647183508.

The spelling of 6397199832 in words is "six billion, three hundred ninety-seven million, one hundred ninety-nine thousand, eight hundred thirty-two".