225812214994 has 4 divisors (see below), whose sum is σ = 338718322494. Its totient is φ = 112906107496.

The previous prime is 225812214931. The next prime is 225812215001. The reversal of 225812214994 is 499412218522.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 206874877225 + 18937337769 = 454835^2 + 137613^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56453053747 + ... + 56453053750.

Almost surely, 2^225812214994 is an apocalyptic number.

225812214994 is a deficient number, since it is larger than the sum of its proper divisors (112906107500).

225812214994 is a wasteful number, since it uses less digits than its factorization.

225812214994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112906107499.

The product of its digits is 829440, while the sum is 49.

The spelling of 225812214994 in words is "two hundred twenty-five billion, eight hundred twelve million, two hundred fourteen thousand, nine hundred ninety-four".