2544142443 has 8 divisors (see below), whose sum is σ = 3398071248. Its totient is φ = 1693154304.

The previous prime is 2544142439. The next prime is 2544142499. The reversal of 2544142443 is 3442414452.

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

It is not a de Polignac number, because 2544142443 - 2² = 2544142439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2544142543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733146 + ... + 736607.

It is an arithmetic number, because the mean of its divisors is an integer number (424758906).

Almost surely, 2^2544142443 is an apocalyptic number.

2544142443 is a deficient number, since it is larger than the sum of its proper divisors (853928805).

2544142443 is a wasteful number, since it uses less digits than its factorization.

2544142443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470333.

The product of its digits is 61440, while the sum is 33.

The square root of 2544142443 is about 50439.4928899964. The cubic root of 2544142443 is about 1365.1503174100.

Adding to 2544142443 its reverse (3442414452), we get a palindrome (5986556895).

The spelling of 2544142443 in words is "two billion, five hundred forty-four million, one hundred forty-two thousand, four hundred forty-three".