4244666042 has 8 divisors (see below), whose sum is σ = 6371522100. Its totient is φ = 2120825344.

The previous prime is 4244666039. The next prime is 4244666047. The reversal of 4244666042 is 2406664424.

It can be written as a sum of positive squares in 2 ways, for example, as 3940198441 + 304467601 = 62771^2 + 17449^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 4244665987 and 4244666005.

It is not an unprimeable number, because it can be changed into a prime (4244666047) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 750317 + ... + 755952.

Almost surely, 2^4244666042 is an apocalyptic number.

4244666042 is a deficient number, since it is larger than the sum of its proper divisors (2126856058).

4244666042 is a wasteful number, since it uses less digits than its factorization.

4244666042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507680.

The product of its (nonzero) digits is 221184, while the sum is 38.

The square root of 4244666042 is about 65151.1016177010. The cubic root of 4244666042 is about 1619.1279717214.

The spelling of 4244666042 in words is "four billion, two hundred forty-four million, six hundred sixty-six thousand, forty-two".