11332303440 has 40 divisors (see below), whose sum is σ = 35130141408. Its totient is φ = 3021947520.

The previous prime is 11332303439. The next prime is 11332303447. The reversal of 11332303440 is 4430323311.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×11332303440² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 11332303440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11332303447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23608726 + ... + 23609205.

Almost surely, 2^11332303440 is an apocalyptic number.

11332303440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11332303440 is an abundant number, since it is smaller than the sum of its proper divisors (23797837968).

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

11332303440 is a wasteful number, since it uses less digits than its factorization.

11332303440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47217947 (or 47217941 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 11332303440 its reverse (4430323311), we get a palindrome (15762626751).

The spelling of 11332303440 in words is "eleven billion, three hundred thirty-two million, three hundred three thousand, four hundred forty".