105426616410123 has 4 divisors (see below), whose sum is σ = 140568821880168. Its totient is φ = 70284410940080.

The previous prime is 105426616410103. The next prime is 105426616410163. The reversal of 105426616410123 is 321014616624501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105426616410123 - 2²⁰ = 105426615361547 is a prime.

It is a super-2 number, since 2×105426616410123² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105426616410103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17571102735018 + ... + 17571102735023.

It is an arithmetic number, because the mean of its divisors is an integer number (35142205470042).

Almost surely, 2^{105426616410123} is an apocalyptic number.

105426616410123 is a deficient number, since it is larger than the sum of its proper divisors (35142205470045).

105426616410123 is an equidigital number, since it uses as much as digits as its factorization.

105426616410123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35142205470044.

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 105426616410123 in words is "one hundred five trillion, four hundred twenty-six billion, six hundred sixteen million, four hundred ten thousand, one hundred twenty-three".