225263163174 has 16 divisors (see below), whose sum is σ = 514887230208. Its totient is φ = 64360903752.

The previous prime is 225263163127. The next prime is 225263163187. The reversal of 225263163174 is 471361362522.

It is a super-2 number, since 2×225263163174² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 5363408647 = 225263163174 / (2 + 2 + 5 + 2 + 6 + 3 + 1 + 6 + 3 + 1 + 7 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2681704282 + ... + 2681704365.

It is an arithmetic number, because the mean of its divisors is an integer number (32180451888).

Almost surely, 2^225263163174 is an apocalyptic number.

225263163174 is an abundant number, since it is smaller than the sum of its proper divisors (289624067034).

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

225263163174 is a wasteful number, since it uses less digits than its factorization.

225263163174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5363408659.

The product of its digits is 362880, while the sum is 42.

The spelling of 225263163174 in words is "two hundred twenty-five billion, two hundred sixty-three million, one hundred sixty-three thousand, one hundred seventy-four".