225314555251 has 4 divisors (see below), whose sum is σ = 225315687312. Its totient is φ = 225313423192.

The previous prime is 225314555177. The next prime is 225314555269. The reversal of 225314555251 is 152555413522.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225314555251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225314556251) 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, 179500 + ... + 694873.

It is an arithmetic number, because the mean of its divisors is an integer number (56328921828).

Almost surely, 2^225314555251 is an apocalyptic number.

225314555251 is a deficient number, since it is larger than the sum of its proper divisors (1132061).

225314555251 is an equidigital number, since it uses as much as digits as its factorization.

225314555251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132060.

The product of its digits is 300000, while the sum is 40.

Adding to 225314555251 its reverse (152555413522), we get a palindrome (377869968773).

The spelling of 225314555251 in words is "two hundred twenty-five billion, three hundred fourteen million, five hundred fifty-five thousand, two hundred fifty-one".