4405123551111 has 8 divisors (see below), whose sum is σ = 5947846145280. Its totient is φ = 2899574995512.

The previous prime is 4405123551061. The next prime is 4405123551113. The reversal of 4405123551111 is 1111553215044.

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

It is not a de Polignac number, because 4405123551111 - 2⁹ = 4405123550599 is a prime.

It is a super-2 number, since 2×4405123551111² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4405123551113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9293509365 + ... + 9293509838.

It is an arithmetic number, because the mean of its divisors is an integer number (743480768160).

Almost surely, 2^{4405123551111} is an apocalyptic number.

4405123551111 is a deficient number, since it is larger than the sum of its proper divisors (1542722594169).

4405123551111 is a wasteful number, since it uses less digits than its factorization.

4405123551111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18587019285.

The product of its (nonzero) digits is 12000, while the sum is 33.

Adding to 4405123551111 its reverse (1111553215044), we get a palindrome (5516676766155).

The spelling of 4405123551111 in words is "four trillion, four hundred five billion, one hundred twenty-three million, five hundred fifty-one thousand, one hundred eleven".