225451012366 has 4 divisors (see below), whose sum is σ = 338176518552. Its totient is φ = 112725506182.

The previous prime is 225451012363. The next prime is 225451012387. The reversal of 225451012366 is 663210154522.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225451012363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56362753090 + ... + 56362753093.

It is an arithmetic number, because the mean of its divisors is an integer number (84544129638).

Almost surely, 2^225451012366 is an apocalyptic number.

225451012366 is a deficient number, since it is larger than the sum of its proper divisors (112725506186).

225451012366 is a wasteful number, since it uses less digits than its factorization.

225451012366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112725506185.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 225451012366 its reverse (663210154522), we get a palindrome (888661166888).

The spelling of 225451012366 in words is "two hundred twenty-five billion, four hundred fifty-one million, twelve thousand, three hundred sixty-six".