225445144154 has 8 divisors (see below), whose sum is σ = 338202213888. Its totient is φ = 112711072860.

The previous prime is 225445144117. The next prime is 225445144187. The reversal of 225445144154 is 451441544522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5725082 + ... + 5764325.

It is an arithmetic number, because the mean of its divisors is an integer number (42275276736).

Almost surely, 2^225445144154 is an apocalyptic number.

225445144154 is a deficient number, since it is larger than the sum of its proper divisors (112757069734).

225445144154 is a wasteful number, since it uses less digits than its factorization.

225445144154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11499220.

The product of its digits is 512000, while the sum is 41.

Adding to 225445144154 its reverse (451441544522), we get a palindrome (676886688676).

The spelling of 225445144154 in words is "two hundred twenty-five billion, four hundred forty-five million, one hundred forty-four thousand, one hundred fifty-four".