2554566406 has 8 divisors (see below), whose sum is σ = 4379256720. Its totient is φ = 1094814168.

The previous prime is 2554566389. The next prime is 2554566491. The reversal of 2554566406 is 6046654552.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91234501 + ... + 91234528.

It is an arithmetic number, because the mean of its divisors is an integer number (547407090).

Almost surely, 2^2554566406 is an apocalyptic number.

2554566406 is a deficient number, since it is larger than the sum of its proper divisors (1824690314).

2554566406 is a wasteful number, since it uses less digits than its factorization.

2554566406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182469038.

The product of its (nonzero) digits is 864000, while the sum is 43.

The square root of 2554566406 is about 50542.7186249414. The cubic root of 2554566406 is about 1367.0122264659.

The spelling of 2554566406 in words is "two billion, five hundred fifty-four million, five hundred sixty-six thousand, four hundred six".