11110235040 has 144 divisors (see below), whose sum is σ = 38018792448. Its totient is φ = 2954515968.

The previous prime is 11110235039. The next prime is 11110235053. The reversal of 11110235040 is 4053201111.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 517969 + ... + 538991.

It is an arithmetic number, because the mean of its divisors is an integer number (264019392).

Almost surely, 2^11110235040 is an apocalyptic number.

11110235040 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 11110235040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19009396224).

11110235040 is an abundant number, since it is smaller than the sum of its proper divisors (26908557408).

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

11110235040 is a wasteful number, since it uses less digits than its factorization.

11110235040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21411 (or 21400 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 11110235040 its reverse (4053201111), we get a palindrome (15163436151).

The spelling of 11110235040 in words is "eleven billion, one hundred ten million, two hundred thirty-five thousand, forty".