11303455440 has 40 divisors (see below), whose sum is σ = 35040712608. Its totient is φ = 3014254720.

The previous prime is 11303455439. The next prime is 11303455441. The reversal of 11303455440 is 4455430311.

It is an interprime number because it is at equal distance from previous prime (11303455439) and next prime (11303455441).

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

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 11303455398 and 11303455407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11303455441) 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, 23548626 + ... + 23549105.

Almost surely, 2^11303455440 is an apocalyptic number.

11303455440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11303455440 is an abundant number, since it is smaller than the sum of its proper divisors (23737257168).

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

11303455440 is a wasteful number, since it uses less digits than its factorization.

11303455440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47097747 (or 47097741 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 11303455440 its reverse (4455430311), we get a palindrome (15758885751).

The spelling of 11303455440 in words is "eleven billion, three hundred three million, four hundred fifty-five thousand, four hundred forty".