11440041500 has 24 divisors (see below), whose sum is σ = 24985051728. Its totient is φ = 4576016400.

The previous prime is 11440041499. The next prime is 11440041517. The reversal of 11440041500 is 514004411.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11439542 + ... + 11440541.

It is an arithmetic number, because the mean of its divisors is an integer number (1041043822).

Almost surely, 2^11440041500 is an apocalyptic number.

11440041500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11440041500 is an abundant number, since it is smaller than the sum of its proper divisors (13545010228).

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

11440041500 is a wasteful number, since it uses less digits than its factorization.

11440041500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22880102 (or 22880090 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 11440041500 its reverse (514004411), we get a palindrome (11954045911).

The spelling of 11440041500 in words is "eleven billion, four hundred forty million, forty-one thousand, five hundred".