225445531063 has 4 divisors (see below), whose sum is σ = 225448222968. Its totient is φ = 225442839160.

The previous prime is 225445531009. The next prime is 225445531079. The reversal of 225445531063 is 360135544522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225445531063 - 2²¹ = 225443433911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225445571063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1216156 + ... + 1389217.

It is an arithmetic number, because the mean of its divisors is an integer number (56362055742).

Almost surely, 2^225445531063 is an apocalyptic number.

225445531063 is a deficient number, since it is larger than the sum of its proper divisors (2691905).

225445531063 is an equidigital number, since it uses as much as digits as its factorization.

225445531063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2691904.

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 225445531063 in words is "two hundred twenty-five billion, four hundred forty-five million, five hundred thirty-one thousand, sixty-three".