19072938629 has 2 divisors, whose sum is σ = 19072938630. Its totient is φ = 19072938628.

The previous prime is 19072938611. The next prime is 19072938649. The reversal of 19072938629 is 92683927091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16519960900 + 2552977729 = 128530^2 + 50527^2 .

It is a cyclic number.

It is not a de Polignac number, because 19072938629 - 2⁸ = 19072938373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19072938649) 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, 9536469314 + 9536469315.

It is an arithmetic number, because the mean of its divisors is an integer number (9536469315).

Almost surely, 2^19072938629 is an apocalyptic number.

It is an amenable number.

19072938629 is a deficient number, since it is larger than the sum of its proper divisors (1).

19072938629 is an equidigital number, since it uses as much as digits as its factorization.

19072938629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 56.

The spelling of 19072938629 in words is "nineteen billion, seventy-two million, nine hundred thirty-eight thousand, six hundred twenty-nine".