11052321450 has 48 divisors (see below), whose sum is σ = 27416831520. Its totient is φ = 2946525120.

The previous prime is 11052321419. The next prime is 11052321473. The reversal of 11052321450 is 5412325011.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11052321450.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 806052 + ... + 819648.

It is an arithmetic number, because the mean of its divisors is an integer number (571183990).

Almost surely, 2^11052321450 is an apocalyptic number.

11052321450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11052321450 is an abundant number, since it is smaller than the sum of its proper divisors (16364510070).

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

11052321450 is a wasteful number, since it uses less digits than its factorization.

11052321450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19031 (or 19026 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 11052321450 its reverse (5412325011), we get a palindrome (16464646461).

The spelling of 11052321450 in words is "eleven billion, fifty-two million, three hundred twenty-one thousand, four hundred fifty".