100044423505 has 16 divisors (see below), whose sum is σ = 131479508160. Its totient is φ = 72626770368.

The previous prime is 100044423497. The next prime is 100044423527. The reversal of 100044423505 is 505324440001.

It is a cyclic number.

It is not a de Polignac number, because 100044423505 - 2³ = 100044423497 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13039767 + ... + 13047436.

It is an arithmetic number, because the mean of its divisors is an integer number (8217469260).

Almost surely, 2^100044423505 is an apocalyptic number.

It is an amenable number.

100044423505 is a deficient number, since it is larger than the sum of its proper divisors (31435084655).

100044423505 is a wasteful number, since it uses less digits than its factorization.

100044423505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26087280.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 100044423505 its reverse (505324440001), we get a palindrome (605368863506).

The spelling of 100044423505 in words is "one hundred billion, forty-four million, four hundred twenty-three thousand, five hundred five".