44121440022 has 64 divisors (see below), whose sum is σ = 96989937408. Its totient is φ = 13269744000.

The previous prime is 44121439961. The next prime is 44121440023. The reversal of 44121440022 is 22004412144.

It is a super-2 number, since 2×44121440022² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44121439974 and 44121440001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44121440023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6459373 + ... + 6466199.

It is an arithmetic number, because the mean of its divisors is an integer number (1515467772).

Almost surely, 2^44121440022 is an apocalyptic number.

44121440022 is an abundant number, since it is smaller than the sum of its proper divisors (52868497386).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44121440022 is a wasteful number, since it uses less digits than its factorization.

44121440022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7565.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 44121440022 its reverse (22004412144), we get a palindrome (66125852166).

The spelling of 44121440022 in words is "forty-four billion, one hundred twenty-one million, four hundred forty thousand, twenty-two".