99932215849 has 2 divisors, whose sum is σ = 99932215850. Its totient is φ = 99932215848.

The previous prime is 99932215841. The next prime is 99932215963. The reversal of 99932215849 is 94851223999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99898980624 + 33235225 = 316068^2 + 5765^2 .

It is a cyclic number.

It is not a de Polignac number, because 99932215849 - 2³ = 99932215841 is a prime.

It is a super-2 number, since 2×99932215849² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (99932215841) 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, 49966107924 + 49966107925.

It is an arithmetic number, because the mean of its divisors is an integer number (49966107925).

Almost surely, 2^99932215849 is an apocalyptic number.

It is an amenable number.

99932215849 is a deficient number, since it is larger than the sum of its proper divisors (1).

99932215849 is an equidigital number, since it uses as much as digits as its factorization.

99932215849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12597120, while the sum is 61.

The spelling of 99932215849 in words is "ninety-nine billion, nine hundred thirty-two million, two hundred fifteen thousand, eight hundred forty-nine".