11349449450 has 24 divisors (see below), whose sum is σ = 21467777760. Its totient is φ = 4462833200.

The previous prime is 11349449413. The next prime is 11349449497. The reversal of 11349449450 is 5494494311.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1920686 + ... + 1926585.

It is an arithmetic number, because the mean of its divisors is an integer number (894490740).

Almost surely, 2^11349449450 is an apocalyptic number.

11349449450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11349449450 is a deficient number, since it is larger than the sum of its proper divisors (10118328310).

11349449450 is a wasteful number, since it uses less digits than its factorization.

11349449450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3847342 (or 3847337 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 11349449450 in words is "eleven billion, three hundred forty-nine million, four hundred forty-nine thousand, four hundred fifty".