44145226441 has 4 divisors (see below), whose sum is σ = 44163958212. Its totient is φ = 44126494672.

The previous prime is 44145226429. The next prime is 44145226469. The reversal of 44145226441 is 14462254144.

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 29379331216 + 14765895225 = 171404^2 + 121515^2 .

It is a cyclic number.

It is not a de Polignac number, because 44145226441 - 2¹⁷ = 44145095369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44145226441.

It is not an unprimeable number, because it can be changed into a prime (44145326441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9362350 + ... + 9367063.

It is an arithmetic number, because the mean of its divisors is an integer number (11040989553).

Almost surely, 2^44145226441 is an apocalyptic number.

It is an amenable number.

44145226441 is a deficient number, since it is larger than the sum of its proper divisors (18731771).

44145226441 is a wasteful number, since it uses less digits than its factorization.

44145226441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18731770.

The product of its digits is 122880, while the sum is 37.

The spelling of 44145226441 in words is "forty-four billion, one hundred forty-five million, two hundred twenty-six thousand, four hundred forty-one".