19672822033 has 2 divisors, whose sum is σ = 19672822034. Its totient is φ = 19672822032.

The previous prime is 19672822031. The next prime is 19672822051. The reversal of 19672822033 is 33022827691.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14538812929 + 5134009104 = 120577^2 + 71652^2 .

It is a cyclic number.

It is not a de Polignac number, because 19672822033 - 2¹ = 19672822031 is a prime.

Together with 19672822031, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (19672822031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9836411016 + 9836411017.

It is an arithmetic number, because the mean of its divisors is an integer number (9836411017).

Almost surely, 2^19672822033 is an apocalyptic number.

It is an amenable number.

19672822033 is a deficient number, since it is larger than the sum of its proper divisors (1).

19672822033 is an equidigital number, since it uses as much as digits as its factorization.

19672822033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 19672822033 in words is "nineteen billion, six hundred seventy-two million, eight hundred twenty-two thousand, thirty-three".