11304013440 has 64 divisors (see below), whose sum is σ = 36031548960. Its totient is φ = 3014403072.

The previous prime is 11304013433. The next prime is 11304013451. The reversal of 11304013440 is 4431040311.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-3 number, since 3×11304013440³ (a number of 31 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 2941834 + ... + 2945673.

Almost surely, 2^11304013440 is an apocalyptic number.

11304013440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11304013440 is an abundant number, since it is smaller than the sum of its proper divisors (24727535520).

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

11304013440 is an equidigital number, since it uses as much as digits as its factorization.

11304013440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5887529 (or 5887517 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11304013440 its reverse (4431040311), we get a palindrome (15735053751).

The spelling of 11304013440 in words is "eleven billion, three hundred four million, thirteen thousand, four hundred forty".