110045423665 has 4 divisors (see below), whose sum is σ = 132054508404. Its totient is φ = 88036338928.

The previous prime is 110045423659. The next prime is 110045423693. The reversal of 110045423665 is 566324540011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22641822784 + 87403600881 = 150472^2 + 295641^2 .

It is a cyclic number.

It is not a de Polignac number, because 110045423665 - 2⁵ = 110045423633 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11004542362 + ... + 11004542371.

It is an arithmetic number, because the mean of its divisors is an integer number (33013627101).

Almost surely, 2^110045423665 is an apocalyptic number.

It is an amenable number.

110045423665 is a deficient number, since it is larger than the sum of its proper divisors (22009084739).

110045423665 is an equidigital number, since it uses as much as digits as its factorization.

110045423665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22009084738.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 110045423665 its reverse (566324540011), we get a palindrome (676369963676).

The spelling of 110045423665 in words is "one hundred ten billion, forty-five million, four hundred twenty-three thousand, six hundred sixty-five".