19022273969 has 2 divisors, whose sum is σ = 19022273970. Its totient is φ = 19022273968.

The previous prime is 19022273939. The next prime is 19022273983. The reversal of 19022273969 is 96937222091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12826695025 + 6195578944 = 113255^2 + 78712^2 .

It is a cyclic number.

It is not a de Polignac number, because 19022273969 - 2¹² = 19022269873 is a prime.

It is a super-2 number, since 2×19022273969² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (19022273929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9511136984 + 9511136985.

It is an arithmetic number, because the mean of its divisors is an integer number (9511136985).

Almost surely, 2^19022273969 is an apocalyptic number.

It is an amenable number.

19022273969 is a deficient number, since it is larger than the sum of its proper divisors (1).

19022273969 is an equidigital number, since it uses as much as digits as its factorization.

19022273969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 734832, while the sum is 50.

The spelling of 19022273969 in words is "nineteen billion, twenty-two million, two hundred seventy-three thousand, nine hundred sixty-nine".