225545345403532 has 48 divisors (see below), whose sum is σ = 504101348513280. Its totient is φ = 85731521846400.

The previous prime is 225545345403529. The next prime is 225545345403577. The reversal of 225545345403532 is 235304543545522.

It is a self number, because there is not a number n which added to its sum of digits gives 225545345403532.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8930354232 + ... + 8930379487.

It is an arithmetic number, because the mean of its divisors is an integer number (10502111427360).

Almost surely, 2^{225545345403532} is an apocalyptic number.

225545345403532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

225545345403532 is an abundant number, since it is smaller than the sum of its proper divisors (278556003109748).

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

225545345403532 is a wasteful number, since it uses less digits than its factorization.

225545345403532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17860733782 (or 17860733780 counting only the distinct ones).

The product of its (nonzero) digits is 43200000, while the sum is 52.

The spelling of 225545345403532 in words is "two hundred twenty-five trillion, five hundred forty-five billion, three hundred forty-five million, four hundred three thousand, five hundred thirty-two".