2544454550 has 36 divisors (see below), whose sum is σ = 5202055068. Its totient is φ = 925254000.

The previous prime is 2544454531. The next prime is 2544454579. The reversal of 2544454550 is 554544452.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 204236 + ... + 216335.

Almost surely, 2^2544454550 is an apocalyptic number.

2544454550 is an abundant number, since it is smaller than the sum of its proper divisors (2657600518).

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

2544454550 is a wasteful number, since it uses less digits than its factorization.

2544454550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420605 (or 420589 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 38.

The square root of 2544454550 is about 50442.5866703919. The cubic root of 2544454550 is about 1365.2061391728.

The spelling of 2544454550 in words is "two billion, five hundred forty-four million, four hundred fifty-four thousand, five hundred fifty".