225511501055 has 16 divisors (see below), whose sum is σ = 287159294880. Its totient is φ = 169425318912.

The previous prime is 225511500971. The next prime is 225511501063. The reversal of 225511501055 is 550105115522.

225511501055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 225511501055 - 2²⁸ = 225243065599 is a prime.

It is a super-2 number, since 2×225511501055² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2863865 + ... + 2941554.

It is an arithmetic number, because the mean of its divisors is an integer number (17947455930).

Almost surely, 2^225511501055 is an apocalyptic number.

225511501055 is a deficient number, since it is larger than the sum of its proper divisors (61647793825).

225511501055 is a wasteful number, since it uses less digits than its factorization.

225511501055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5805898.

The product of its (nonzero) digits is 12500, while the sum is 32.

Adding to 225511501055 its reverse (550105115522), we get a palindrome (775616616577).

The spelling of 225511501055 in words is "two hundred twenty-five billion, five hundred eleven million, five hundred one thousand, fifty-five".