6477822939 has 16 divisors (see below), whose sum is σ = 9882487040. Its totient is φ = 3697293600.

The previous prime is 6477822917. The next prime is 6477822947. The reversal of 6477822939 is 9392287746.

It is not a de Polignac number, because 6477822939 - 2⁸ = 6477822683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6477820939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161512 + ... + 197589.

It is an arithmetic number, because the mean of its divisors is an integer number (617655440).

Almost surely, 2^6477822939 is an apocalyptic number.

6477822939 is a deficient number, since it is larger than the sum of its proper divisors (3404664101).

6477822939 is a wasteful number, since it uses less digits than its factorization.

6477822939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359970.

The product of its digits is 9144576, while the sum is 57.

The square root of 6477822939 is about 80484.9236751828. The cubic root of 6477822939 is about 1864.1306951646.

The spelling of 6477822939 in words is "six billion, four hundred seventy-seven million, eight hundred twenty-two thousand, nine hundred thirty-nine".