14553422549 has 2 divisors, whose sum is σ = 14553422550. Its totient is φ = 14553422548.

The previous prime is 14553422539. The next prime is 14553422551. The reversal of 14553422549 is 94522435541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14101562500 + 451860049 = 118750^2 + 21257^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14553422549 is a prime.

It is a Sophie Germain prime.

Together with 14553422551, it forms a pair of twin primes.

It is a Chen 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 (14553422539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7276711274 + 7276711275.

It is an arithmetic number, because the mean of its divisors is an integer number (7276711275).

Almost surely, 2^14553422549 is an apocalyptic number.

It is an amenable number.

14553422549 is a deficient number, since it is larger than the sum of its proper divisors (1).

14553422549 is an equidigital number, since it uses as much as digits as its factorization.

14553422549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864000, while the sum is 44.

The spelling of 14553422549 in words is "fourteen billion, five hundred fifty-three million, four hundred twenty-two thousand, five hundred forty-nine".