99007865243 has 8 divisors (see below), whose sum is σ = 114584148480. Its totient is φ = 83789657640.

The previous prime is 99007865197. The next prime is 99007865387. The reversal of 99007865243 is 34256870099.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99007865243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99007865743) 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 in 7 ways as a sum of consecutive naturals, for example, 89518313 + ... + 89519418.

It is an arithmetic number, because the mean of its divisors is an integer number (14323018560).

Almost surely, 2^99007865243 is an apocalyptic number.

99007865243 is a deficient number, since it is larger than the sum of its proper divisors (15576283237).

99007865243 is a wasteful number, since it uses less digits than its factorization.

99007865243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179037817.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 99007865243 in words is "ninety-nine billion, seven million, eight hundred sixty-five thousand, two hundred forty-three".