110611600660 has 72 divisors (see below), whose sum is σ = 257953547880. Its totient is φ = 39807651840.

The previous prime is 110611600613. The next prime is 110611600661. The reversal of 110611600660 is 66006116011.

It can be written as a sum of positive squares in 4 ways, for example, as 576096004 + 110035504656 = 24002^2 + 331716^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110611600661) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 865 + ... + 470344.

It is an arithmetic number, because the mean of its divisors is an integer number (3582688165).

Almost surely, 2^110611600660 is an apocalyptic number.

110611600660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 110611600660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128976773940).

110611600660 is an abundant number, since it is smaller than the sum of its proper divisors (147341947220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

110611600660 is a wasteful number, since it uses less digits than its factorization.

110611600660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471337 (or 471324 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

Adding to 110611600660 its reverse (66006116011), we get a palindrome (176617716671).

The spelling of 110611600660 in words is "one hundred ten billion, six hundred eleven million, six hundred thousand, six hundred sixty".