11723226450 has 96 divisors (see below), whose sum is σ = 31976453376. Its totient is φ = 2824296960.

The previous prime is 11723226433. The next prime is 11723226491. The reversal of 11723226450 is 5462232711.

11723226450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 47 ways as a sum of consecutive naturals, for example, 27694 + ... + 155606.

It is an arithmetic number, because the mean of its divisors is an integer number (333088056).

Almost surely, 2^11723226450 is an apocalyptic number.

11723226450 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 11723226450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15988226688).

11723226450 is an abundant number, since it is smaller than the sum of its proper divisors (20253226926).

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

11723226450 is a wasteful number, since it uses less digits than its factorization.

11723226450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127988 (or 127983 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 11723226450 in words is "eleven billion, seven hundred twenty-three million, two hundred twenty-six thousand, four hundred fifty".