11040420000 has 120 divisors (see below), whose sum is σ = 36214982496. Its totient is φ = 2944096000.

The previous prime is 11040419993. The next prime is 11040420043. The reversal of 11040420000 is 2404011.

It is a tau number, because it is divible by the number of its divisors (120).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 32004 + ... + 152003.

Almost surely, 2^11040420000 is an apocalyptic number.

11040420000 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 11040420000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18107491248).

11040420000 is an abundant number, since it is smaller than the sum of its proper divisors (25174562496).

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

11040420000 is an equidigital number, since it uses as much as digits as its factorization.

11040420000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184040 (or 184017 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 11040420000 its reverse (2404011), we get a palindrome (11042824011).

The spelling of 11040420000 in words is "eleven billion, forty million, four hundred twenty thousand".