11440505110 has 48 divisors (see below), whose sum is σ = 21232290240. Its totient is φ = 4435746560.

The previous prime is 11440505101. The next prime is 11440505149. The reversal of 11440505110 is 1150504411.

It is a happy number.

It is a super-2 number, since 2×11440505110² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 15911331 + ... + 15912049.

It is an arithmetic number, because the mean of its divisors is an integer number (442339380).

Almost surely, 2^11440505110 is an apocalyptic number.

11440505110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11440505110 is a deficient number, since it is larger than the sum of its proper divisors (9791785130).

11440505110 is an equidigital number, since it uses as much as digits as its factorization.

11440505110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161 (or 964 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

The spelling of 11440505110 in words is "eleven billion, four hundred forty million, five hundred five thousand, one hundred ten".