22541423551 has 2 divisors, whose sum is σ = 22541423552. Its totient is φ = 22541423550.

The previous prime is 22541423537. The next prime is 22541423557. The reversal of 22541423551 is 15532414522.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22541423551 - 2⁷ = 22541423423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22541423557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11270711775 + 11270711776.

It is an arithmetic number, because the mean of its divisors is an integer number (11270711776).

Almost surely, 2^22541423551 is an apocalyptic number.

22541423551 is a deficient number, since it is larger than the sum of its proper divisors (1).

22541423551 is an equidigital number, since it uses as much as digits as its factorization.

22541423551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48000, while the sum is 34.

The spelling of 22541423551 in words is "twenty-two billion, five hundred forty-one million, four hundred twenty-three thousand, five hundred fifty-one".