225040515045 has 16 divisors (see below), whose sum is σ = 360070704000. Its totient is φ = 120019648064.

The previous prime is 225040515017. The next prime is 225040515059. The reversal of 225040515045 is 540515040522.

It is a cyclic number.

It is not a de Polignac number, because 225040515045 - 2⁸ = 225040514789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225040514997 and 225040515015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1749112 + ... + 1873358.

It is an arithmetic number, because the mean of its divisors is an integer number (22504419000).

Almost surely, 2^225040515045 is an apocalyptic number.

It is an amenable number.

225040515045 is a deficient number, since it is larger than the sum of its proper divisors (135030188955).

225040515045 is a wasteful number, since it uses less digits than its factorization.

225040515045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245004.

The product of its (nonzero) digits is 40000, while the sum is 33.

Adding to 225040515045 its reverse (540515040522), we get a palindrome (765555555567).

The spelling of 225040515045 in words is "two hundred twenty-five billion, forty million, five hundred fifteen thousand, forty-five".