19196298679 has 2 divisors, whose sum is σ = 19196298680. Its totient is φ = 19196298678.

The previous prime is 19196298677. The next prime is 19196298691. The reversal of 19196298679 is 97689269191.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19196298679 - 2¹ = 19196298677 is a prime.

Together with 19196298677, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19196298673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9598149339 + 9598149340.

It is an arithmetic number, because the mean of its divisors is an integer number (9598149340).

Almost surely, 2^19196298679 is an apocalyptic number.

19196298679 is a deficient number, since it is larger than the sum of its proper divisors (1).

19196298679 is an equidigital number, since it uses as much as digits as its factorization.

19196298679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26453952, while the sum is 67.

The spelling of 19196298679 in words is "nineteen billion, one hundred ninety-six million, two hundred ninety-eight thousand, six hundred seventy-nine".