6556280612 has 24 divisors (see below), whose sum is σ = 13116304320. Its totient is φ = 2809032480.

The previous prime is 6556280609. The next prime is 6556280623. The reversal of 6556280612 is 2160826556.

It is a self number, because there is not a number n which added to its sum of digits gives 6556280612.

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, 72287 + ... + 135417.

It is an arithmetic number, because the mean of its divisors is an integer number (546512680).

Almost surely, 2^6556280612 is an apocalyptic number.

It is an amenable number.

6556280612 is an abundant number, since it is smaller than the sum of its proper divisors (6560023708).

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

6556280612 is a wasteful number, since it uses less digits than its factorization.

6556280612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66851 (or 66849 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 6556280612 is about 80970.8627346899. The cubic root of 6556280612 is about 1871.6264660175.

The spelling of 6556280612 in words is "six billion, five hundred fifty-six million, two hundred eighty thousand, six hundred twelve".