110551532440 has 128 divisors (see below), whose sum is σ = 272584569600. Its totient is φ = 40184709120.

The previous prime is 110551532437. The next prime is 110551532449. The reversal of 110551532440 is 44235155011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110551532449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2683921 + ... + 2724799.

It is an arithmetic number, because the mean of its divisors is an integer number (2129566950).

Almost surely, 2^110551532440 is an apocalyptic number.

110551532440 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 110551532440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136292284800).

110551532440 is an abundant number, since it is smaller than the sum of its proper divisors (162033037160).

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

110551532440 is a wasteful number, since it uses less digits than its factorization.

110551532440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41045 (or 41041 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 110551532440 its reverse (44235155011), we get a palindrome (154786687451).

The spelling of 110551532440 in words is "one hundred ten billion, five hundred fifty-one million, five hundred thirty-two thousand, four hundred forty".