45520223203 has 32 divisors (see below), whose sum is σ = 57892352000. Its totient is φ = 35559826848.

The previous prime is 45520223167. The next prime is 45520223233. The reversal of 45520223203 is 30232202554.

It is a happy number.

It is not a de Polignac number, because 45520223203 - 2²⁵ = 45486668771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45520223233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 287650 + ... + 416872.

It is an arithmetic number, because the mean of its divisors is an integer number (1809136000).

Almost surely, 2^45520223203 is an apocalyptic number.

45520223203 is a deficient number, since it is larger than the sum of its proper divisors (12372128797).

45520223203 is a wasteful number, since it uses less digits than its factorization.

45520223203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129336 (or 129322 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

Adding to 45520223203 its reverse (30232202554), we get a palindrome (75752425757).

The spelling of 45520223203 in words is "forty-five billion, five hundred twenty million, two hundred twenty-three thousand, two hundred three".