39922868633 has 2 divisors, whose sum is σ = 39922868634. Its totient is φ = 39922868632.

The previous prime is 39922868621. The next prime is 39922868651. The reversal of 39922868633 is 33686822993.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35571091609 + 4351777024 = 188603^2 + 65968^2 .

It is a cyclic number.

It is not a de Polignac number, because 39922868633 - 2²⁴ = 39906091417 is a prime.

It is a super-3 number, since 3×39922868633³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (39922868653) 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, 19961434316 + 19961434317.

It is an arithmetic number, because the mean of its divisors is an integer number (19961434317).

Almost surely, 2^39922868633 is an apocalyptic number.

It is an amenable number.

39922868633 is a deficient number, since it is larger than the sum of its proper divisors (1).

39922868633 is an equidigital number, since it uses as much as digits as its factorization.

39922868633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20155392, while the sum is 59.

The spelling of 39922868633 in words is "thirty-nine billion, nine hundred twenty-two million, eight hundred sixty-eight thousand, six hundred thirty-three".