225004240001 has 4 divisors (see below), whose sum is σ = 225006419904. Its totient is φ = 225002060100.

The previous prime is 225004239991. The next prime is 225004240003. The reversal of 225004240001 is 100042400522.

It is a happy number.

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-225004240001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225004240003) 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, 927005 + ... + 1144266.

It is an arithmetic number, because the mean of its divisors is an integer number (56251604976).

Almost surely, 2^225004240001 is an apocalyptic number.

It is an amenable number.

225004240001 is a deficient number, since it is larger than the sum of its proper divisors (2179903).

225004240001 is a wasteful number, since it uses less digits than its factorization.

225004240001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179902.

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 225004240001 its reverse (100042400522), we get a palindrome (325046640523).

The spelling of 225004240001 in words is "two hundred twenty-five billion, four million, two hundred forty thousand, one".