44113240261 has 2 divisors, whose sum is σ = 44113240262. Its totient is φ = 44113240260.

The previous prime is 44113240207. The next prime is 44113240267. The reversal of 44113240261 is 16204231144.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42211757025 + 1901483236 = 205455^2 + 43606^2 .

It is a cyclic number.

It is not a de Polignac number, because 44113240261 - 2⁷ = 44113240133 is a prime.

It is a super-2 number, since 2×44113240261² (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 (44113240267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22056620130 + 22056620131.

It is an arithmetic number, because the mean of its divisors is an integer number (22056620131).

Almost surely, 2^44113240261 is an apocalyptic number.

It is an amenable number.

44113240261 is a deficient number, since it is larger than the sum of its proper divisors (1).

44113240261 is an equidigital number, since it uses as much as digits as its factorization.

44113240261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 28.

The spelling of 44113240261 in words is "forty-four billion, one hundred thirteen million, two hundred forty thousand, two hundred sixty-one".