44121122429 has 8 divisors (see below), whose sum is σ = 44850756600. Its totient is φ = 43391692800.

The previous prime is 44121122413. The next prime is 44121122449. The reversal of 44121122429 is 92422112144.

It can be written as a sum of positive squares in 4 ways, for example, as 4799025625 + 39322096804 = 69275^2 + 198298^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 44121122429 - 2⁴ = 44121122413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44121122395 and 44121122404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44121122449) 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, 419309 + ... + 513869.

It is an arithmetic number, because the mean of its divisors is an integer number (5606344575).

Almost surely, 2^44121122429 is an apocalyptic number.

It is an amenable number.

44121122429 is a deficient number, since it is larger than the sum of its proper divisors (729634171).

44121122429 is an equidigital number, since it uses as much as digits as its factorization.

44121122429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102271.

The product of its digits is 9216, while the sum is 32.

The spelling of 44121122429 in words is "forty-four billion, one hundred twenty-one million, one hundred twenty-two thousand, four hundred twenty-nine".