11404313240 has 16 divisors (see below), whose sum is σ = 25659704880. Its totient is φ = 4561725280.

The previous prime is 11404313231. The next prime is 11404313287. The reversal of 11404313240 is 4231340411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142553876 + ... + 142553955.

It is an arithmetic number, because the mean of its divisors is an integer number (1603731555).

Almost surely, 2^11404313240 is an apocalyptic number.

11404313240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11404313240 is an abundant number, since it is smaller than the sum of its proper divisors (14255391640).

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

11404313240 is a wasteful number, since it uses less digits than its factorization.

11404313240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285107842 (or 285107838 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 11404313240 its reverse (4231340411), we get a palindrome (15635653651).

The spelling of 11404313240 in words is "eleven billion, four hundred four million, three hundred thirteen thousand, two hundred forty".