19075832497 has 2 divisors, whose sum is σ = 19075832498. Its totient is φ = 19075832496.

The previous prime is 19075832467. The next prime is 19075832513. The reversal of 19075832497 is 79423857091.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18781057936 + 294774561 = 137044^2 + 17169^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19075832497 is a prime.

It is not a weakly prime, because it can be changed into another prime (19075832467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9537916248 + 9537916249.

It is an arithmetic number, because the mean of its divisors is an integer number (9537916249).

Almost surely, 2^19075832497 is an apocalyptic number.

It is an amenable number.

19075832497 is a deficient number, since it is larger than the sum of its proper divisors (1).

19075832497 is an equidigital number, since it uses as much as digits as its factorization.

19075832497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3810240, while the sum is 55.

The spelling of 19075832497 in words is "nineteen billion, seventy-five million, eight hundred thirty-two thousand, four hundred ninety-seven".