22345641443 has 2 divisors, whose sum is σ = 22345641444. Its totient is φ = 22345641442.

The previous prime is 22345641427. The next prime is 22345641457. The reversal of 22345641443 is 34414654322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22345641443 - 2⁴ = 22345641427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22345641397 and 22345641406.

It is not a weakly prime, because it can be changed into another prime (22345641403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11172820721 + 11172820722.

It is an arithmetic number, because the mean of its divisors is an integer number (11172820722).

Almost surely, 2^22345641443 is an apocalyptic number.

22345641443 is a deficient number, since it is larger than the sum of its proper divisors (1).

22345641443 is an equidigital number, since it uses as much as digits as its factorization.

22345641443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 38.

The spelling of 22345641443 in words is "twenty-two billion, three hundred forty-five million, six hundred forty-one thousand, four hundred forty-three".