44522022661 has 2 divisors, whose sum is σ = 44522022662. Its totient is φ = 44522022660.

The previous prime is 44522022527. The next prime is 44522022673. The reversal of 44522022661 is 16622022544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30048489025 + 14473533636 = 173345^2 + 120306^2 .

It is a cyclic number.

It is not a de Polignac number, because 44522022661 - 2³³ = 35932088069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44522052661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22261011330 + 22261011331.

It is an arithmetic number, because the mean of its divisors is an integer number (22261011331).

Almost surely, 2^44522022661 is an apocalyptic number.

It is an amenable number.

44522022661 is a deficient number, since it is larger than the sum of its proper divisors (1).

44522022661 is an equidigital number, since it uses as much as digits as its factorization.

44522022661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 44522022661 in words is "forty-four billion, five hundred twenty-two million, twenty-two thousand, six hundred sixty-one".