22755313447 has 2 divisors, whose sum is σ = 22755313448. Its totient is φ = 22755313446.

The previous prime is 22755313429. The next prime is 22755313489. The reversal of 22755313447 is 74431355722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22755313447 - 2¹¹ = 22755311399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22755313417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11377656723 + 11377656724.

It is an arithmetic number, because the mean of its divisors is an integer number (11377656724).

Almost surely, 2^22755313447 is an apocalyptic number.

22755313447 is a deficient number, since it is larger than the sum of its proper divisors (1).

22755313447 is an equidigital number, since it uses as much as digits as its factorization.

22755313447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 705600, while the sum is 43.

The spelling of 22755313447 in words is "twenty-two billion, seven hundred fifty-five million, three hundred thirteen thousand, four hundred forty-seven".