11323002040 has 32 divisors (see below), whose sum is σ = 29116291680. Its totient is φ = 3882172032.

The previous prime is 11323002037. The next prime is 11323002059. The reversal of 11323002040 is 4020032311.

It is a happy number.

11323002040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20219367 + ... + 20219926.

It is an arithmetic number, because the mean of its divisors is an integer number (909884115).

Almost surely, 2^11323002040 is an apocalyptic number.

11323002040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11323002040 is an abundant number, since it is smaller than the sum of its proper divisors (17793289640).

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

11323002040 is a wasteful number, since it uses less digits than its factorization.

11323002040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40439311 (or 40439307 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 11323002040 its reverse (4020032311), we get a palindrome (15343034351).

The spelling of 11323002040 in words is "eleven billion, three hundred twenty-three million, two thousand, forty".