99450243011 has 16 divisors (see below), whose sum is σ = 114091281408. Its totient is φ = 84918002400.

The previous prime is 99450242993. The next prime is 99450243037. The reversal of 99450243011 is 11034205499.

It is a de Polignac number, because none of the positive numbers 2^k-99450243011 is a prime.

It is a super-2 number, since 2×99450243011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99450243311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3868781 + ... + 3894401.

It is an arithmetic number, because the mean of its divisors is an integer number (7130705088).

Almost surely, 2^99450243011 is an apocalyptic number.

99450243011 is a deficient number, since it is larger than the sum of its proper divisors (14641038397).

99450243011 is a wasteful number, since it uses less digits than its factorization.

99450243011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27722.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 99450243011 in words is "ninety-nine billion, four hundred fifty million, two hundred forty-three thousand, eleven".