45203103330 has 128 divisors (see below), whose sum is σ = 136498728960. Its totient is φ = 9306627840.

The previous prime is 45203103311. The next prime is 45203103331. The reversal of 45203103330 is 3330130254.

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 45203103330.

It is not an unprimeable number, because it can be changed into a prime (45203103331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 162027 + ... + 341553.

It is an arithmetic number, because the mean of its divisors is an integer number (1066396320).

Almost surely, 2^45203103330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45203103330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68249364480).

45203103330 is an abundant number, since it is smaller than the sum of its proper divisors (91295625630).

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

45203103330 is a wasteful number, since it uses less digits than its factorization.

45203103330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179664.

The product of its (nonzero) digits is 3240, while the sum is 24.

Adding to 45203103330 its reverse (3330130254), we get a palindrome (48533233584).

The spelling of 45203103330 in words is "forty-five billion, two hundred three million, one hundred three thousand, three hundred thirty".