22660703491 has 2 divisors, whose sum is σ = 22660703492. Its totient is φ = 22660703490.

The previous prime is 22660703477. The next prime is 22660703497. The reversal of 22660703491 is 19430706622.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22660703491 is a prime.

It is not a weakly prime, because it can be changed into another prime (22660703497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11330351745 + 11330351746.

It is an arithmetic number, because the mean of its divisors is an integer number (11330351746).

Almost surely, 2^22660703491 is an apocalyptic number.

22660703491 is a deficient number, since it is larger than the sum of its proper divisors (1).

22660703491 is an equidigital number, since it uses as much as digits as its factorization.

22660703491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 22660703491 in words is "twenty-two billion, six hundred sixty million, seven hundred three thousand, four hundred ninety-one".