11550203454 has 8 divisors (see below), whose sum is σ = 23100406920. Its totient is φ = 3850067816.

The previous prime is 11550203449. The next prime is 11550203459. The reversal of 11550203454 is 45430205511.

11550203454 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 (11550203449) and next prime (11550203459).

It is a sphenic number, since it is the product of 3 distinct primes.

11550203454 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11550203459) 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 3 ways as a sum of consecutive naturals, for example, 962516949 + ... + 962516960.

It is an arithmetic number, because the mean of its divisors is an integer number (2887550865).

Almost surely, 2^11550203454 is an apocalyptic number.

11550203454 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11550203454 is a wasteful number, since it uses less digits than its factorization.

11550203454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1925033914.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 11550203454 its reverse (45430205511), we get a palindrome (56980408965).

The spelling of 11550203454 in words is "eleven billion, five hundred fifty million, two hundred three thousand, four hundred fifty-four".