99530551529 has 2 divisors, whose sum is σ = 99530551530. Its totient is φ = 99530551528.

The previous prime is 99530551513. The next prime is 99530551619. The reversal of 99530551529 is 92515503599.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62376061504 + 37154490025 = 249752^2 + 192755^2 .

It is a cyclic number.

It is not a de Polignac number, because 99530551529 - 2⁴ = 99530551513 is a prime.

It is not a weakly prime, because it can be changed into another prime (99530550529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49765275764 + 49765275765.

It is an arithmetic number, because the mean of its divisors is an integer number (49765275765).

Almost surely, 2^99530551529 is an apocalyptic number.

It is an amenable number.

99530551529 is a deficient number, since it is larger than the sum of its proper divisors (1).

99530551529 is an equidigital number, since it uses as much as digits as its factorization.

99530551529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2733750, while the sum is 53.

The spelling of 99530551529 in words is "ninety-nine billion, five hundred thirty million, five hundred fifty-one thousand, five hundred twenty-nine".