11045121450 has 48 divisors (see below), whose sum is σ = 29882078496. Its totient is φ = 2677604800.

The previous prime is 11045121443. The next prime is 11045121481. The reversal of 11045121450 is 5412154011.

11045121450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11045121450.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 3345357 + ... + 3348656.

It is an arithmetic number, because the mean of its divisors is an integer number (622543302).

Almost surely, 2^11045121450 is an apocalyptic number.

11045121450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11045121450 is an abundant number, since it is smaller than the sum of its proper divisors (18836957046).

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

11045121450 is a wasteful number, since it uses less digits than its factorization.

11045121450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6694039 (or 6694034 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 24.

Adding to 11045121450 its reverse (5412154011), we get a palindrome (16457275461).

The spelling of 11045121450 in words is "eleven billion, forty-five million, one hundred twenty-one thousand, four hundred fifty".