19608676447 has 2 divisors, whose sum is σ = 19608676448. Its totient is φ = 19608676446.

The previous prime is 19608676403. The next prime is 19608676487. The reversal of 19608676447 is 74467680691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19608676447 - 2⁷ = 19608676319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19608676391 and 19608676400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19608676487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9804338223 + 9804338224.

It is an arithmetic number, because the mean of its divisors is an integer number (9804338224).

Almost surely, 2^19608676447 is an apocalyptic number.

19608676447 is a deficient number, since it is larger than the sum of its proper divisors (1).

19608676447 is an equidigital number, since it uses as much as digits as its factorization.

19608676447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12192768, while the sum is 58.

The spelling of 19608676447 in words is "nineteen billion, six hundred eight million, six hundred seventy-six thousand, four hundred forty-seven".