19226428367 has 2 divisors, whose sum is σ = 19226428368. Its totient is φ = 19226428366.

The previous prime is 19226428303. The next prime is 19226428423. The reversal of 19226428367 is 76382462291.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19226428367 - 2⁶ = 19226428303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19226488367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9613214183 + 9613214184.

It is an arithmetic number, because the mean of its divisors is an integer number (9613214184).

Almost surely, 2^19226428367 is an apocalyptic number.

19226428367 is a deficient number, since it is larger than the sum of its proper divisors (1).

19226428367 is an equidigital number, since it uses as much as digits as its factorization.

19226428367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 50.

The spelling of 19226428367 in words is "nineteen billion, two hundred twenty-six million, four hundred twenty-eight thousand, three hundred sixty-seven".