225254401245 has 48 divisors (see below), whose sum is σ = 401424940800. Its totient is φ = 116790314112.

The previous prime is 225254401231. The next prime is 225254401261. The reversal of 225254401245 is 542104452522.

225254401245 is a `hidden beast` number, since 2 + 2 + 5 + 2 + 5 + 4 + 401 + 245 = 666.

It is not a de Polignac number, because 225254401245 - 2²⁰ = 225253352669 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42259 + ... + 672528.

It is an arithmetic number, because the mean of its divisors is an integer number (8363019600).

Almost surely, 2^225254401245 is an apocalyptic number.

It is an amenable number.

225254401245 is a deficient number, since it is larger than the sum of its proper divisors (176170539555).

225254401245 is a wasteful number, since it uses less digits than its factorization.

225254401245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714994 (or 714991 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

Adding to 225254401245 its reverse (542104452522), we get a palindrome (767358853767).

The spelling of 225254401245 in words is "two hundred twenty-five billion, two hundred fifty-four million, four hundred one thousand, two hundred forty-five".