19619822983 has 2 divisors, whose sum is σ = 19619822984. Its totient is φ = 19619822982.

The previous prime is 19619822969. The next prime is 19619823011. The reversal of 19619822983 is 38922891691.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19619822983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19619822483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9809911491 + 9809911492.

It is an arithmetic number, because the mean of its divisors is an integer number (9809911492).

Almost surely, 2^19619822983 is an apocalyptic number.

19619822983 is a deficient number, since it is larger than the sum of its proper divisors (1).

19619822983 is an equidigital number, since it uses as much as digits as its factorization.

19619822983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3359232, while the sum is 58.

The spelling of 19619822983 in words is "nineteen billion, six hundred nineteen million, eight hundred twenty-two thousand, nine hundred eighty-three".