4442154243 has 24 divisors (see below), whose sum is σ = 6308526672. Its totient is φ = 2779178688.

The previous prime is 4442154209. The next prime is 4442154293. The reversal of 4442154243 is 3424512444.

It is not a de Polignac number, because 4442154243 - 2⁹ = 4442153731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4442154293) 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 23 ways as a sum of consecutive naturals, for example, 57705 + ... + 110517.

It is an arithmetic number, because the mean of its divisors is an integer number (262855278).

Almost surely, 2^4442154243 is an apocalyptic number.

4442154243 is a deficient number, since it is larger than the sum of its proper divisors (1866372429).

4442154243 is a wasteful number, since it uses less digits than its factorization.

4442154243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52915 (or 52892 counting only the distinct ones).

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

The square root of 4442154243 is about 66649.4879425191. The cubic root of 4442154243 is about 1643.8589282428.

Adding to 4442154243 its reverse (3424512444), we get a palindrome (7866666687).

The spelling of 4442154243 in words is "four billion, four hundred forty-two million, one hundred fifty-four thousand, two hundred forty-three".