4144040242 has 8 divisors (see below), whose sum is σ = 6216829596. Its totient is φ = 2071763712.

The previous prime is 4144040233. The next prime is 4144040279. The reversal of 4144040242 is 2420404414.

It can be written as a sum of positive squares in 2 ways, for example, as 4100993521 + 43046721 = 64039^2 + 6561^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 107323 + ... + 140734.

Almost surely, 2^4144040242 is an apocalyptic number.

4144040242 is a deficient number, since it is larger than the sum of its proper divisors (2072789354).

4144040242 is a wasteful number, since it uses less digits than its factorization.

4144040242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256412.

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 4144040242 is about 64374.2203214920. The cubic root of 4144040242 is about 1606.2309429383.

Adding to 4144040242 its reverse (2420404414), we get a palindrome (6564444656).

The spelling of 4144040242 in words is "four billion, one hundred forty-four million, forty thousand, two hundred forty-two".