44022121349 has 4 divisors (see below), whose sum is σ = 44250215436. Its totient is φ = 43794027264.

The previous prime is 44022121343. The next prime is 44022121399. The reversal of 44022121349 is 94312122044.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7390840900 + 36631280449 = 85970^2 + 191393^2 .

It is a cyclic number.

It is not a de Polignac number, because 44022121349 - 2⁸ = 44022121093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44022121343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114046754 + ... + 114047139.

It is an arithmetic number, because the mean of its divisors is an integer number (11062553859).

Almost surely, 2^44022121349 is an apocalyptic number.

It is an amenable number.

44022121349 is a deficient number, since it is larger than the sum of its proper divisors (228094087).

44022121349 is a wasteful number, since it uses less digits than its factorization.

44022121349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228094086.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 44022121349 in words is "forty-four billion, twenty-two million, one hundred twenty-one thousand, three hundred forty-nine".