11104100040 has 128 divisors (see below), whose sum is σ = 36403758720. Its totient is φ = 2687232000.

The previous prime is 11104100017. The next prime is 11104100083. The reversal of 11104100040 is 4000140111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 11104099989 and 11104100025.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 786322 + ... + 800318.

It is an arithmetic number, because the mean of its divisors is an integer number (284404365).

Almost surely, 2^11104100040 is an apocalyptic number.

11104100040 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 11104100040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18201879360).

11104100040 is an abundant number, since it is smaller than the sum of its proper divisors (25299658680).

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

11104100040 is a wasteful number, since it uses less digits than its factorization.

11104100040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14623 (or 14619 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11104100040 its reverse (4000140111), we get a palindrome (15104240151).

The spelling of 11104100040 in words is "eleven billion, one hundred four million, one hundred thousand, forty".