11814357440 has 28 divisors (see below), whose sum is σ = 28132939416. Its totient is φ = 4725742848.

The previous prime is 11814357439. The next prime is 11814357469. The reversal of 11814357440 is 4475341811.

It is a junction number, because it is equal to n+sod(n) for n = 11814357394 and 11814357403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18459614 + ... + 18460253.

Almost surely, 2^11814357440 is an apocalyptic number.

11814357440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11814357440 is an abundant number, since it is smaller than the sum of its proper divisors (16318581976).

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

11814357440 is an equidigital number, since it uses as much as digits as its factorization.

11814357440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36919884 (or 36919874 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

The spelling of 11814357440 in words is "eleven billion, eight hundred fourteen million, three hundred fifty-seven thousand, four hundred forty".