44642121442126 has 16 divisors (see below), whose sum is σ = 72151158941568. Its totient is φ = 20593495260000.

The previous prime is 44642121442081. The next prime is 44642121442151. The reversal of 44642121442126 is 62124412124644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439981225 + ... + 440082676.

It is an arithmetic number, because the mean of its divisors is an integer number (4509447433848).

Almost surely, 2^{44642121442126} is an apocalyptic number.

44642121442126 is a deficient number, since it is larger than the sum of its proper divisors (27509037499442).

44642121442126 is a wasteful number, since it uses less digits than its factorization.

44642121442126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880065867.

The product of its digits is 589824, while the sum is 43.

The spelling of 44642121442126 in words is "forty-four trillion, six hundred forty-two billion, one hundred twenty-one million, four hundred forty-two thousand, one hundred twenty-six".