22556013561043 has 2 divisors, whose sum is σ = 22556013561044. Its totient is φ = 22556013561042.

The previous prime is 22556013561019. The next prime is 22556013561047. The reversal of 22556013561043 is 34016531065522.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22556013561043 is a prime.

It is not a weakly prime, because it can be changed into another prime (22556013561047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11278006780521 + 11278006780522.

It is an arithmetic number, because the mean of its divisors is an integer number (11278006780522).

Almost surely, 2^{22556013561043} is an apocalyptic number.

22556013561043 is a deficient number, since it is larger than the sum of its proper divisors (1).

22556013561043 is an equidigital number, since it uses as much as digits as its factorization.

22556013561043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 22556013561043 in words is "twenty-two trillion, five hundred fifty-six billion, thirteen million, five hundred sixty-one thousand, forty-three".