44203423261 has 2 divisors, whose sum is σ = 44203423262. Its totient is φ = 44203423260.

The previous prime is 44203423169. The next prime is 44203423283. The reversal of 44203423261 is 16232430244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22768999236 + 21434424025 = 150894^2 + 146405^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44203423261 is a prime.

It is a super-2 number, since 2×44203423261² (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 (44203423661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22101711630 + 22101711631.

It is an arithmetic number, because the mean of its divisors is an integer number (22101711631).

Almost surely, 2^44203423261 is an apocalyptic number.

It is an amenable number.

44203423261 is a deficient number, since it is larger than the sum of its proper divisors (1).

44203423261 is an equidigital number, since it uses as much as digits as its factorization.

44203423261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 31.

The spelling of 44203423261 in words is "forty-four billion, two hundred three million, four hundred twenty-three thousand, two hundred sixty-one".