23022544481 has 2 divisors, whose sum is σ = 23022544482. Its totient is φ = 23022544480.

The previous prime is 23022544459. The next prime is 23022544513. The reversal of 23022544481 is 18444522032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20175361600 + 2847182881 = 142040^2 + 53359^2 .

It is a cyclic number.

It is not a de Polignac number, because 23022544481 - 2⁶ = 23022544417 is a prime.

It is a super-2 number, since 2×23022544481² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23022544411) 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, 11511272240 + 11511272241.

It is an arithmetic number, because the mean of its divisors is an integer number (11511272241).

Almost surely, 2^23022544481 is an apocalyptic number.

It is an amenable number.

23022544481 is a deficient number, since it is larger than the sum of its proper divisors (1).

23022544481 is an equidigital number, since it uses as much as digits as its factorization.

23022544481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61440, while the sum is 35.

The spelling of 23022544481 in words is "twenty-three billion, twenty-two million, five hundred forty-four thousand, four hundred eighty-one".