11316555450 has 288 divisors, whose sum is σ = 33739804800. Its totient is φ = 2709020160.

The previous prime is 11316555443. The next prime is 11316555457. The reversal of 11316555450 is 5455561311.

11316555450 is a `hidden beast` number, since 11 + 31 + 65 + 554 + 5 + 0 = 666.

11316555450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11316555443) and next prime (11316555457).

It is not an unprimeable number, because it can be changed into a prime (11316555457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 11105041 + ... + 11106059.

It is an arithmetic number, because the mean of its divisors is an integer number (117152100).

Almost surely, 2^11316555450 is an apocalyptic number.

11316555450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11316555450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16869902400).

11316555450 is an abundant number, since it is smaller than the sum of its proper divisors (22423249350).

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

11316555450 is a wasteful number, since it uses less digits than its factorization.

11316555450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126 (or 1118 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The spelling of 11316555450 in words is "eleven billion, three hundred sixteen million, five hundred fifty-five thousand, four hundred fifty".