225789464964 has 96 divisors (see below), whose sum is σ = 618708577536. Its totient is φ = 62734210560.

The previous prime is 225789464959. The next prime is 225789465059. The reversal of 225789464964 is 469464987522.

It is a junction number, because it is equal to n+sod(n) for n = 225789464895 and 225789464904.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6113674 + ... + 6150494.

It is an arithmetic number, because the mean of its divisors is an integer number (6444881016).

Almost surely, 2^225789464964 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225789464964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309354288768).

225789464964 is an abundant number, since it is smaller than the sum of its proper divisors (392919112572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225789464964 is a wasteful number, since it uses less digits than its factorization.

225789464964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38845 (or 38843 counting only the distinct ones).

The product of its digits is 209018880, while the sum is 66.

The spelling of 225789464964 in words is "two hundred twenty-five billion, seven hundred eighty-nine million, four hundred sixty-four thousand, nine hundred sixty-four".