2554644223 has 4 divisors (see below), whose sum is σ = 2577251808. Its totient is φ = 2532036640.

The previous prime is 2554644151. The next prime is 2554644241. The reversal of 2554644223 is 3224464552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2554644223 - 2¹⁷ = 2554513151 is a prime.

It is a super-2 number, since 2×2554644223² = 13052414212214547458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2554644263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11303623 + ... + 11303848.

It is an arithmetic number, because the mean of its divisors is an integer number (644312952).

Almost surely, 2^2554644223 is an apocalyptic number.

2554644223 is a deficient number, since it is larger than the sum of its proper divisors (22607585).

2554644223 is a wasteful number, since it uses less digits than its factorization.

2554644223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22607584.

The product of its digits is 230400, while the sum is 37.

The square root of 2554644223 is about 50543.4884332295. The cubic root of 2554644223 is about 1367.0261069311.

The spelling of 2554644223 in words is "two billion, five hundred fifty-four million, six hundred forty-four thousand, two hundred twenty-three".