545221202325 has 24 divisors (see below), whose sum is σ = 911560852800. Its totient is φ = 287517394560.

The previous prime is 545221202297. The next prime is 545221202329. The reversal of 545221202325 is 523202122545.

It is not a de Polignac number, because 545221202325 - 2⁸ = 545221202069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545221202329) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40833865 + ... + 40847214.

It is an arithmetic number, because the mean of its divisors is an integer number (37981702200).

Almost surely, 2^545221202325 is an apocalyptic number.

It is an amenable number.

545221202325 is a deficient number, since it is larger than the sum of its proper divisors (366339650475).

545221202325 is a wasteful number, since it uses less digits than its factorization.

545221202325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81681181 (or 81681176 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 545221202325 in words is "five hundred forty-five billion, two hundred twenty-one million, two hundred two thousand, three hundred twenty-five".