44224044649 has 2 divisors, whose sum is σ = 44224044650. Its totient is φ = 44224044648.

The previous prime is 44224044629. The next prime is 44224044737. The reversal of 44224044649 is 94644042244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36677995225 + 7546049424 = 191515^2 + 86868^2 .

It is a cyclic number.

It is not a de Polignac number, because 44224044649 - 2²⁹ = 43687173737 is a prime.

It is a super-2 number, since 2×44224044649² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44224044629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22112022324 + 22112022325.

It is an arithmetic number, because the mean of its divisors is an integer number (22112022325).

Almost surely, 2^44224044649 is an apocalyptic number.

It is an amenable number.

44224044649 is a deficient number, since it is larger than the sum of its proper divisors (1).

44224044649 is an equidigital number, since it uses as much as digits as its factorization.

44224044649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 884736, while the sum is 43.

The spelling of 44224044649 in words is "forty-four billion, two hundred twenty-four million, forty-four thousand, six hundred forty-nine".