19040682373 has 2 divisors, whose sum is σ = 19040682374. Its totient is φ = 19040682372.

The previous prime is 19040682341. The next prime is 19040682377. The reversal of 19040682373 is 37328604091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19017237409 + 23444964 = 137903^2 + 4842^2 .

It is a cyclic number.

It is not a de Polignac number, because 19040682373 - 2⁵ = 19040682341 is a prime.

It is a super-2 number, since 2×19040682373² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19040682377) 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, 9520341186 + 9520341187.

It is an arithmetic number, because the mean of its divisors is an integer number (9520341187).

Almost surely, 2^19040682373 is an apocalyptic number.

It is an amenable number.

19040682373 is a deficient number, since it is larger than the sum of its proper divisors (1).

19040682373 is an equidigital number, since it uses as much as digits as its factorization.

19040682373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 19040682373 in words is "nineteen billion, forty million, six hundred eighty-two thousand, three hundred seventy-three".