22906492243 has 2 divisors, whose sum is σ = 22906492244. Its totient is φ = 22906492242.

The previous prime is 22906492211. The next prime is 22906492261. The reversal of 22906492243 is 34229460922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22906492243 - 2⁵ = 22906492211 is a prime.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 22906492243.

It is not a weakly prime, because it can be changed into another prime (22906492643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11453246121 + 11453246122.

It is an arithmetic number, because the mean of its divisors is an integer number (11453246122).

Almost surely, 2^22906492243 is an apocalyptic number.

22906492243 is a deficient number, since it is larger than the sum of its proper divisors (1).

22906492243 is an equidigital number, since it uses as much as digits as its factorization.

22906492243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 22906492243 in words is "twenty-two billion, nine hundred six million, four hundred ninety-two thousand, two hundred forty-three".