45520255220 has 96 divisors (see below), whose sum is σ = 107707864320. Its totient is φ = 16017730560.

The previous prime is 45520255211. The next prime is 45520255283. The reversal of 45520255220 is 2255202554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 824441 + ... + 877919.

It is an arithmetic number, because the mean of its divisors is an integer number (1121956920).

Almost surely, 2^45520255220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45520255220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53853932160).

45520255220 is an abundant number, since it is smaller than the sum of its proper divisors (62187609100).

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

45520255220 is a wasteful number, since it uses less digits than its factorization.

45520255220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53625 (or 53623 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 32.

Adding to 45520255220 its reverse (2255202554), we get a palindrome (47775457774).

The spelling of 45520255220 in words is "forty-five billion, five hundred twenty million, two hundred fifty-five thousand, two hundred twenty".