22546000441 has 2 divisors, whose sum is σ = 22546000442. Its totient is φ = 22546000440.

The previous prime is 22546000391. The next prime is 22546000471. The reversal of 22546000441 is 14400064522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14836458025 + 7709542416 = 121805^2 + 87804^2 .

It is a cyclic number.

It is not a de Polignac number, because 22546000441 - 2⁹ = 22545999929 is a prime.

It is not a weakly prime, because it can be changed into another prime (22546000471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11273000220 + 11273000221.

It is an arithmetic number, because the mean of its divisors is an integer number (11273000221).

Almost surely, 2^22546000441 is an apocalyptic number.

It is an amenable number.

22546000441 is a deficient number, since it is larger than the sum of its proper divisors (1).

22546000441 is an equidigital number, since it uses as much as digits as its factorization.

22546000441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 22546000441 its reverse (14400064522), we get a palindrome (36946064963).

The spelling of 22546000441 in words is "twenty-two billion, five hundred forty-six million, four hundred forty-one", and thus it is an aban number.