225556451113 has 4 divisors (see below), whose sum is σ = 257778801280. Its totient is φ = 193334100948.

The previous prime is 225556451101. The next prime is 225556451119. The reversal of 225556451113 is 311154655522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225556451113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225556451119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16111175073 + ... + 16111175086.

It is an arithmetic number, because the mean of its divisors is an integer number (64444700320).

Almost surely, 2^225556451113 is an apocalyptic number.

It is an amenable number.

225556451113 is a deficient number, since it is larger than the sum of its proper divisors (32222350167).

225556451113 is an equidigital number, since it uses as much as digits as its factorization.

225556451113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32222350166.

The product of its digits is 180000, while the sum is 40.

The spelling of 225556451113 in words is "two hundred twenty-five billion, five hundred fifty-six million, four hundred fifty-one thousand, one hundred thirteen".