225662356436 has 24 divisors (see below), whose sum is σ = 431164048896. Its totient is φ = 102489489920.

The previous prime is 225662356429. The next prime is 225662356441. The reversal of 225662356436 is 634653266522.

It is a super-2 number, since 2×225662356436² (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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2053556 + ... + 2160651.

It is an arithmetic number, because the mean of its divisors is an integer number (17965168704).

Almost surely, 2^225662356436 is an apocalyptic number.

It is an amenable number.

225662356436 is a deficient number, since it is larger than the sum of its proper divisors (205501692460).

225662356436 is a wasteful number, since it uses less digits than its factorization.

225662356436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4215439 (or 4215437 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 50.

The spelling of 225662356436 in words is "two hundred twenty-five billion, six hundred sixty-two million, three hundred fifty-six thousand, four hundred thirty-six".