19632242933 has 2 divisors, whose sum is σ = 19632242934. Its totient is φ = 19632242932.

The previous prime is 19632242921. The next prime is 19632242969. The reversal of 19632242933 is 33924223691.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18108277489 + 1523965444 = 134567^2 + 39038^2 .

It is a cyclic number.

It is not a de Polignac number, because 19632242933 - 2²⁰ = 19631194357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19632212933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9816121466 + 9816121467.

It is an arithmetic number, because the mean of its divisors is an integer number (9816121467).

Almost surely, 2^19632242933 is an apocalyptic number.

It is an amenable number.

19632242933 is a deficient number, since it is larger than the sum of its proper divisors (1).

19632242933 is an equidigital number, since it uses as much as digits as its factorization.

19632242933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 419904, while the sum is 44.

The spelling of 19632242933 in words is "nineteen billion, six hundred thirty-two million, two hundred forty-two thousand, nine hundred thirty-three".