99950805105 has 32 divisors (see below), whose sum is σ = 160987889664. Its totient is φ = 52951997376.

The previous prime is 99950805079. The next prime is 99950805113. The reversal of 99950805105 is 50150805999.

It is a happy number.

It is not a de Polignac number, because 99950805105 - 2⁶ = 99950805041 is a prime.

It is a super-2 number, since 2×99950805105² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3912604 + ... + 3938066.

It is an arithmetic number, because the mean of its divisors is an integer number (5030871552).

Almost surely, 2^99950805105 is an apocalyptic number.

It is an amenable number.

99950805105 is a deficient number, since it is larger than the sum of its proper divisors (61037084559).

99950805105 is a wasteful number, since it uses less digits than its factorization.

99950805105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27205.

The product of its (nonzero) digits is 729000, while the sum is 51.

The spelling of 99950805105 in words is "ninety-nine billion, nine hundred fifty million, eight hundred five thousand, one hundred five".