2544134444 has 6 divisors (see below), whose sum is σ = 4452235284. Its totient is φ = 1272067220.

The previous prime is 2544134413. The next prime is 2544134459. The reversal of 2544134444 is 4444314452.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 318016802 + ... + 318016809.

It is an arithmetic number, because the mean of its divisors is an integer number (742039214).

Almost surely, 2^2544134444 is an apocalyptic number.

It is an amenable number.

2544134444 is a deficient number, since it is larger than the sum of its proper divisors (1908100840).

2544134444 is a wasteful number, since it uses less digits than its factorization.

2544134444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636033615 (or 636033613 counting only the distinct ones).

The product of its digits is 122880, while the sum is 35.

The square root of 2544134444 is about 50439.4135969085. The cubic root of 2544134444 is about 1365.1488866923.

Adding to 2544134444 its reverse (4444314452), we get a palindrome (6988448896).

The spelling of 2544134444 in words is "two billion, five hundred forty-four million, one hundred thirty-four thousand, four hundred forty-four".