22400326541 has 2 divisors, whose sum is σ = 22400326542. Its totient is φ = 22400326540.

The previous prime is 22400326519. The next prime is 22400326577. The reversal of 22400326541 is 14562300422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21799341316 + 600985225 = 147646^2 + 24515^2 .

It is a cyclic number.

It is not a de Polignac number, because 22400326541 - 2¹⁰ = 22400325517 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22400326591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11200163270 + 11200163271.

It is an arithmetic number, because the mean of its divisors is an integer number (11200163271).

Almost surely, 2^22400326541 is an apocalyptic number.

It is an amenable number.

22400326541 is a deficient number, since it is larger than the sum of its proper divisors (1).

22400326541 is an equidigital number, since it uses as much as digits as its factorization.

22400326541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 22400326541 its reverse (14562300422), we get a palindrome (36962626963).

The spelling of 22400326541 in words is "twenty-two billion, four hundred million, three hundred twenty-six thousand, five hundred forty-one".