225610350438 has 32 divisors (see below), whose sum is σ = 492817957632. Its totient is φ = 68286607200.

The previous prime is 225610350403. The next prime is 225610350439. The reversal of 225610350438 is 834053016522.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 225610350396 and 225610350405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225610350439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1947418 + ... + 2060013.

It is an arithmetic number, because the mean of its divisors is an integer number (15400561176).

Almost surely, 2^225610350438 is an apocalyptic number.

225610350438 is an abundant number, since it is smaller than the sum of its proper divisors (267207607194).

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

225610350438 is a wasteful number, since it uses less digits than its factorization.

225610350438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4008300.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 225610350438 in words is "two hundred twenty-five billion, six hundred ten million, three hundred fifty thousand, four hundred thirty-eight".