545252225300 has 36 divisors (see below), whose sum is σ = 1183565822460. Its totient is φ = 218032965120.

The previous prime is 545252225263. The next prime is 545252225303. The reversal of 545252225300 is 3522252545.

It can be written as a sum of positive squares in 6 ways, for example, as 23063889424 + 522188335876 = 151868^2 + 722626^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545252225303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 525755 + ... + 1169154.

Almost surely, 2^545252225300 is an apocalyptic number.

545252225300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

545252225300 is an abundant number, since it is smaller than the sum of its proper divisors (638313597160).

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

545252225300 is a wasteful number, since it uses less digits than its factorization.

545252225300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698140 (or 1698133 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 35.

Adding to 545252225300 its reverse (3522252545), we get a palindrome (548774477845).

The spelling of 545252225300 in words is "five hundred forty-five billion, two hundred fifty-two million, two hundred twenty-five thousand, three hundred".