44331126641 has 4 divisors (see below), whose sum is σ = 45057866484. Its totient is φ = 43604386800.

The previous prime is 44331126607. The next prime is 44331126649. The reversal of 44331126641 is 14662113344.

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 10541334241 + 33789792400 = 102671^2 + 183820^2 .

It is a cyclic number.

It is not a de Polignac number, because 44331126641 - 2²² = 44326932337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44331126649) 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, 363369830 + ... + 363369951.

It is an arithmetic number, because the mean of its divisors is an integer number (11264466621).

Almost surely, 2^44331126641 is an apocalyptic number.

It is an amenable number.

44331126641 is a deficient number, since it is larger than the sum of its proper divisors (726739843).

44331126641 is an equidigital number, since it uses as much as digits as its factorization.

44331126641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726739842.

The product of its digits is 41472, while the sum is 35.

Adding to 44331126641 its reverse (14662113344), we get a palindrome (58993239985).

The spelling of 44331126641 in words is "forty-four billion, three hundred thirty-one million, one hundred twenty-six thousand, six hundred forty-one".