19053628439 has 2 divisors, whose sum is σ = 19053628440. Its totient is φ = 19053628438.

The previous prime is 19053628417. The next prime is 19053628463. The reversal of 19053628439 is 93482635091.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19053628439 - 2⁸ = 19053628183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19053628499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9526814219 + 9526814220.

It is an arithmetic number, because the mean of its divisors is an integer number (9526814220).

Almost surely, 2^19053628439 is an apocalyptic number.

19053628439 is a deficient number, since it is larger than the sum of its proper divisors (1).

19053628439 is an equidigital number, since it uses as much as digits as its factorization.

19053628439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 19053628439 in words is "nineteen billion, fifty-three million, six hundred twenty-eight thousand, four hundred thirty-nine".