44226135589 has 2 divisors, whose sum is σ = 44226135590. Its totient is φ = 44226135588.

The previous prime is 44226135587. The next prime is 44226135601. The reversal of 44226135589 is 98553162244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42070112100 + 2156023489 = 205110^2 + 46433^2 .

It is a cyclic number.

It is not a de Polignac number, because 44226135589 - 2¹ = 44226135587 is a prime.

It is a super-2 number, since 2×44226135589² (a number of 22 digits) contains 22 as substring.

Together with 44226135587, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44226135587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22113067794 + 22113067795.

It is an arithmetic number, because the mean of its divisors is an integer number (22113067795).

Almost surely, 2^44226135589 is an apocalyptic number.

It is an amenable number.

44226135589 is a deficient number, since it is larger than the sum of its proper divisors (1).

44226135589 is an equidigital number, since it uses as much as digits as its factorization.

44226135589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2073600, while the sum is 49.

The spelling of 44226135589 in words is "forty-four billion, two hundred twenty-six million, one hundred thirty-five thousand, five hundred eighty-nine".