199924911533 has 2 divisors, whose sum is σ = 199924911534. Its totient is φ = 199924911532.

The previous prime is 199924911517. The next prime is 199924911539. The reversal of 199924911533 is 335119429991.

199924911533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 166531734889 + 33393176644 = 408083^2 + 182738^2 .

It is a cyclic number.

It is not a de Polignac number, because 199924911533 - 2⁴ = 199924911517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199924911539) 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, 99962455766 + 99962455767.

It is an arithmetic number, because the mean of its divisors is an integer number (99962455767).

Almost surely, 2^199924911533 is an apocalyptic number.

It is an amenable number.

199924911533 is a deficient number, since it is larger than the sum of its proper divisors (1).

199924911533 is an equidigital number, since it uses as much as digits as its factorization.

199924911533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2361960, while the sum is 56.

The spelling of 199924911533 in words is "one hundred ninety-nine billion, nine hundred twenty-four million, nine hundred eleven thousand, five hundred thirty-three".