22419839797 has 2 divisors, whose sum is σ = 22419839798. Its totient is φ = 22419839796.

The previous prime is 22419839759. The next prime is 22419839833. The reversal of 22419839797 is 79793891422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22372381476 + 47458321 = 149574^2 + 6889^2 .

It is a cyclic number.

It is not a de Polignac number, because 22419839797 - 2⁷ = 22419839669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22419839707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11209919898 + 11209919899.

It is an arithmetic number, because the mean of its divisors is an integer number (11209919899).

Almost surely, 2^22419839797 is an apocalyptic number.

It is an amenable number.

22419839797 is a deficient number, since it is larger than the sum of its proper divisors (1).

22419839797 is an equidigital number, since it uses as much as digits as its factorization.

22419839797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13716864, while the sum is 61.

The spelling of 22419839797 in words is "twenty-two billion, four hundred nineteen million, eight hundred thirty-nine thousand, seven hundred ninety-seven".