22424056042691 has 2 divisors, whose sum is σ = 22424056042692. Its totient is φ = 22424056042690.

The previous prime is 22424056042657. The next prime is 22424056042723. The reversal of 22424056042691 is 19624065042422.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22424056042691 is a prime.

It is not a weakly prime, because it can be changed into another prime (22424056042391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11212028021345 + 11212028021346.

It is an arithmetic number, because the mean of its divisors is an integer number (11212028021346).

Almost surely, 2^{22424056042691} is an apocalyptic number.

22424056042691 is a deficient number, since it is larger than the sum of its proper divisors (1).

22424056042691 is an equidigital number, since it uses as much as digits as its factorization.

22424056042691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1658880, while the sum is 47.

The spelling of 22424056042691 in words is "twenty-two trillion, four hundred twenty-four billion, fifty-six million, forty-two thousand, six hundred ninety-one".