6431882882 has 4 divisors (see below), whose sum is σ = 9647824326. Its totient is φ = 3215941440.

The previous prime is 6431882843. The next prime is 6431882917. The reversal of 6431882882 is 2882881346.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3294874801 + 3137008081 = 57401^2 + 56009^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6431882882.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1607970719 + ... + 1607970722.

Almost surely, 2^6431882882 is an apocalyptic number.

6431882882 is a deficient number, since it is larger than the sum of its proper divisors (3215941444).

6431882882 is a wasteful number, since it uses less digits than its factorization.

6431882882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215941443.

The product of its digits is 1179648, while the sum is 50.

The square root of 6431882882 is about 80199.0204553647. The cubic root of 6431882882 is about 1859.7134952007.

The spelling of 6431882882 in words is "six billion, four hundred thirty-one million, eight hundred eighty-two thousand, eight hundred eighty-two".