6555422406 has 32 divisors (see below), whose sum is σ = 14126757120. Its totient is φ = 2015997984.

The previous prime is 6555422323. The next prime is 6555422413. The reversal of 6555422406 is 6042245556.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

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, 135255 + ... + 177213.

It is an arithmetic number, because the mean of its divisors is an integer number (441461160).

Almost surely, 2^6555422406 is an apocalyptic number.

6555422406 is an abundant number, since it is smaller than the sum of its proper divisors (7571334714).

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

6555422406 is a wasteful number, since it uses less digits than its factorization.

6555422406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43980.

The product of its (nonzero) digits is 288000, while the sum is 39.

The square root of 6555422406 is about 80965.5630870310. The cubic root of 6555422406 is about 1871.5447982118.

The spelling of 6555422406 in words is "six billion, five hundred fifty-five million, four hundred twenty-two thousand, four hundred six".