44004404261 has 2 divisors, whose sum is σ = 44004404262. Its totient is φ = 44004404260.

The previous prime is 44004404209. The next prime is 44004404281. The reversal of 44004404261 is 16240440044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30549796225 + 13454608036 = 174785^2 + 115994^2 .

It is a cyclic number.

It is not a de Polignac number, because 44004404261 - 2²⁶ = 43937295397 is a prime.

It is a super-2 number, since 2×44004404261² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44004404201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22002202130 + 22002202131.

It is an arithmetic number, because the mean of its divisors is an integer number (22002202131).

Almost surely, 2^44004404261 is an apocalyptic number.

It is an amenable number.

44004404261 is a deficient number, since it is larger than the sum of its proper divisors (1).

44004404261 is an equidigital number, since it uses as much as digits as its factorization.

44004404261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12288, while the sum is 29.

The spelling of 44004404261 in words is "forty-four billion, four million, four hundred four thousand, two hundred sixty-one".