110505005657 has 4 divisors (see below), whose sum is σ = 110617422720. Its totient is φ = 110392588596.

The previous prime is 110505005647. The next prime is 110505005659. The reversal of 110505005657 is 756500505011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 110505005657 - 2¹⁶ = 110504940121 is a prime.

It is a super-2 number, since 2×110505005657² (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 (110505005659) 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 3 ways as a sum of consecutive naturals, for example, 56207057 + ... + 56209022.

It is an arithmetic number, because the mean of its divisors is an integer number (27654355680).

Almost surely, 2^110505005657 is an apocalyptic number.

It is an amenable number.

110505005657 is a deficient number, since it is larger than the sum of its proper divisors (112417063).

110505005657 is an equidigital number, since it uses as much as digits as its factorization.

110505005657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112417062.

The product of its (nonzero) digits is 26250, while the sum is 35.

The spelling of 110505005657 in words is "one hundred ten billion, five hundred five million, five thousand, six hundred fifty-seven".