225232522620055 has 8 divisors (see below), whose sum is σ = 282030289193952. Its totient is φ = 172351843396128.

The previous prime is 225232522620047. The next prime is 225232522620139. The reversal of 225232522620055 is 550026225232522.

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

It is a cyclic number.

It is not a de Polignac number, because 225232522620055 - 2³ = 225232522620047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225232522619993 and 225232522620020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 979271837364 + ... + 979271837593.

It is an arithmetic number, because the mean of its divisors is an integer number (35253786149244).

Almost surely, 2^{225232522620055} is an apocalyptic number.

225232522620055 is a deficient number, since it is larger than the sum of its proper divisors (56797766573897).

225232522620055 is a wasteful number, since it uses less digits than its factorization.

225232522620055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958543674985.

The product of its (nonzero) digits is 1440000, while the sum is 43.

Adding to 225232522620055 its reverse (550026225232522), we get a palindrome (775258747852577).

The spelling of 225232522620055 in words is "two hundred twenty-five trillion, two hundred thirty-two billion, five hundred twenty-two million, six hundred twenty thousand, fifty-five".