19054964833 has 2 divisors, whose sum is σ = 19054964834. Its totient is φ = 19054964832.

The previous prime is 19054964827. The next prime is 19054964843. The reversal of 19054964833 is 33846945091.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15261390369 + 3793574464 = 123537^2 + 61592^2 .

It is an emirp because it is prime and its reverse (33846945091) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 19054964833 - 2³³ = 10465030241 is a prime.

It is not a weakly prime, because it can be changed into another prime (19054964843) 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, 9527482416 + 9527482417.

It is an arithmetic number, because the mean of its divisors is an integer number (9527482417).

Almost surely, 2^19054964833 is an apocalyptic number.

It is an amenable number.

19054964833 is a deficient number, since it is larger than the sum of its proper divisors (1).

19054964833 is an equidigital number, since it uses as much as digits as its factorization.

19054964833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 52.

The spelling of 19054964833 in words is "nineteen billion, fifty-four million, nine hundred sixty-four thousand, eight hundred thirty-three".