2544444452 has 48 divisors (see below), whose sum is σ = 4971552768. Its totient is φ = 1129535520.

The previous prime is 2544444421. The next prime is 2544444457.

2544444452 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (2544444457) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1254263 + ... + 1256289.

It is an arithmetic number, because the mean of its divisors is an integer number (103574016).

Almost surely, 2^2544444452 is an apocalyptic number.

2544444452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2544444452 is a deficient number, since it is larger than the sum of its proper divisors (2427108316).

2544444452 is a wasteful number, since it uses less digits than its factorization.

2544444452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2696 (or 2694 counting only the distinct ones).

The product of its digits is 409600, while the sum is 38.

The square root of 2544444452 is about 50442.4865762980. The cubic root of 2544444452 is about 1365.2043331709.

It can be divided in two parts, 25444 and 44452, that added together give a palindrome (69896).

The spelling of 2544444452 in words is "two billion, five hundred forty-four million, four hundred forty-four thousand, four hundred fifty-two".