11120455650 has 96 divisors (see below), whose sum is σ = 29637299520. Its totient is φ = 2749317120.

The previous prime is 11120455639. The next prime is 11120455651. The reversal of 11120455650 is 5655402111.

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

It is not an unprimeable number, because it can be changed into a prime (11120455651) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 138306 + ... + 203394.

It is an arithmetic number, because the mean of its divisors is an integer number (308721870).

Almost surely, 2^11120455650 is an apocalyptic number.

11120455650 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 11120455650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14818649760).

11120455650 is an abundant number, since it is smaller than the sum of its proper divisors (18516843870).

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

11120455650 is a wasteful number, since it uses less digits than its factorization.

11120455650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65188 (or 65183 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 11120455650 its reverse (5655402111), we get a palindrome (16775857761).

The spelling of 11120455650 in words is "eleven billion, one hundred twenty million, four hundred fifty-five thousand, six hundred fifty".