225983238850 has 24 divisors (see below), whose sum is σ = 420387641460. Its totient is φ = 90380646720.

The previous prime is 225983238829. The next prime is 225983238881. The reversal of 225983238850 is 58832389522.

It can be written as a sum of positive squares in 6 ways, for example, as 204433292449 + 21549946401 = 452143^2 + 146799^2 .

It is a super-2 number, since 2×225983238850² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225983238791 and 225983238800.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48844 + ... + 674056.

Almost surely, 2^225983238850 is an apocalyptic number.

225983238850 is a deficient number, since it is larger than the sum of its proper divisors (194404402610).

225983238850 is a wasteful number, since it uses less digits than its factorization.

225983238850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632454 (or 632449 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 55.

The spelling of 225983238850 in words is "two hundred twenty-five billion, nine hundred eighty-three million, two hundred thirty-eight thousand, eight hundred fifty".