44377661 has 2 divisors, whose sum is σ = 44377662. Its totient is φ = 44377660.

The previous prime is 44377639. The next prime is 44377717. The reversal of 44377661 is 16677344.

44377661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22231225 + 22146436 = 4715^2 + 4706^2 .

It is a cyclic number.

It is not a de Polignac number, because 44377661 - 2¹⁸ = 44115517 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44377601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22188830 + 22188831.

It is an arithmetic number, because the mean of its divisors is an integer number (22188831).

Almost surely, 2^44377661 is an apocalyptic number.

It is an amenable number.

44377661 is a deficient number, since it is larger than the sum of its proper divisors (1).

44377661 is an equidigital number, since it uses as much as digits as its factorization.

44377661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 38.

The square root of 44377661 is about 6661.6560253438. The cubic root of 44377661 is about 354.0420141224.

The spelling of 44377661 in words is "forty-four million, three hundred seventy-seven thousand, six hundred sixty-one".