44426400481 has 2 divisors, whose sum is σ = 44426400482. Its totient is φ = 44426400480.

The previous prime is 44426400433. The next prime is 44426400539. The reversal of 44426400481 is 18400462444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25073139025 + 19353261456 = 158345^2 + 139116^2 .

It is a cyclic number.

It is not a de Polignac number, because 44426400481 - 2²⁵ = 44392846049 is a prime.

It is a super-2 number, since 2×44426400481² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44426400481.

It is not a weakly prime, because it can be changed into another prime (44426400181) 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, 22213200240 + 22213200241.

It is an arithmetic number, because the mean of its divisors is an integer number (22213200241).

Almost surely, 2^44426400481 is an apocalyptic number.

It is an amenable number.

44426400481 is a deficient number, since it is larger than the sum of its proper divisors (1).

44426400481 is an equidigital number, since it uses as much as digits as its factorization.

44426400481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98304, while the sum is 37.

The spelling of 44426400481 in words is "forty-four billion, four hundred twenty-six million, four hundred thousand, four hundred eighty-one".