6432877218 has 16 divisors (see below), whose sum is σ = 12888059040. Its totient is φ = 2140574976.

The previous prime is 6432877207. The next prime is 6432877219. The reversal of 6432877218 is 8127782346.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6432877219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 925608 + ... + 932531.

It is an arithmetic number, because the mean of its divisors is an integer number (805503690).

Almost surely, 2^6432877218 is an apocalyptic number.

6432877218 is an abundant number, since it is smaller than the sum of its proper divisors (6455181822).

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

6432877218 is a wasteful number, since it uses less digits than its factorization.

6432877218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1858721.

The product of its digits is 903168, while the sum is 48.

The square root of 6432877218 is about 80205.2193937527. The cubic root of 6432877218 is about 1859.8093243086.

The spelling of 6432877218 in words is "six billion, four hundred thirty-two million, eight hundred seventy-seven thousand, two hundred eighteen".