6556406882 has 16 divisors (see below), whose sum is σ = 10222111872. Its totient is φ = 3151171440.

The previous prime is 6556406861. The next prime is 6556406939. The reversal of 6556406882 is 2886046556.

It is a self number, because there is not a number n which added to its sum of digits gives 6556406882.

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, 527594 + ... + 539877.

It is an arithmetic number, because the mean of its divisors is an integer number (638881992).

Almost surely, 2^6556406882 is an apocalyptic number.

6556406882 is a deficient number, since it is larger than the sum of its proper divisors (3665704990).

6556406882 is a wasteful number, since it uses less digits than its factorization.

6556406882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067593.

The product of its (nonzero) digits is 2764800, while the sum is 50.

The square root of 6556406882 is about 80971.6424558623. The cubic root of 6556406882 is about 1871.6384814050.

The spelling of 6556406882 in words is "six billion, five hundred fifty-six million, four hundred six thousand, eight hundred eighty-two".