22345530547 has 2 divisors, whose sum is σ = 22345530548. Its totient is φ = 22345530546.

The previous prime is 22345530521. The next prime is 22345530551. The reversal of 22345530547 is 74503554322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22345530547 - 2⁷ = 22345530419 is a prime.

It is not a weakly prime, because it can be changed into another prime (22345530247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11172765273 + 11172765274.

It is an arithmetic number, because the mean of its divisors is an integer number (11172765274).

Almost surely, 2^22345530547 is an apocalyptic number.

22345530547 is a deficient number, since it is larger than the sum of its proper divisors (1).

22345530547 is an equidigital number, since it uses as much as digits as its factorization.

22345530547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504000, while the sum is 40.

The spelling of 22345530547 in words is "twenty-two billion, three hundred forty-five million, five hundred thirty thousand, five hundred forty-seven".