19346048479 has 2 divisors, whose sum is σ = 19346048480. Its totient is φ = 19346048478.

The previous prime is 19346048473. The next prime is 19346048537. The reversal of 19346048479 is 97484064391.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19346048479 - 2³ = 19346048471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19346048471) 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, 9673024239 + 9673024240.

It is an arithmetic number, because the mean of its divisors is an integer number (9673024240).

Almost surely, 2^19346048479 is an apocalyptic number.

19346048479 is a deficient number, since it is larger than the sum of its proper divisors (1).

19346048479 is an equidigital number, since it uses as much as digits as its factorization.

19346048479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 19346048479 in words is "nineteen billion, three hundred forty-six million, forty-eight thousand, four hundred seventy-nine".