99933859853 has 2 divisors, whose sum is σ = 99933859854. Its totient is φ = 99933859852.

The previous prime is 99933859841. The next prime is 99933859889. The reversal of 99933859853 is 35895833999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62361077284 + 37572782569 = 249722^2 + 193837^2 .

It is a cyclic number.

It is not a de Polignac number, because 99933859853 - 2¹² = 99933855757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99933849853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49966929926 + 49966929927.

It is an arithmetic number, because the mean of its divisors is an integer number (49966929927).

Almost surely, 2^99933859853 is an apocalyptic number.

It is an amenable number.

99933859853 is a deficient number, since it is larger than the sum of its proper divisors (1).

99933859853 is an equidigital number, since it uses as much as digits as its factorization.

99933859853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 283435200, while the sum is 71.

The spelling of 99933859853 in words is "ninety-nine billion, nine hundred thirty-three million, eight hundred fifty-nine thousand, eight hundred fifty-three".