225668636410 has 16 divisors (see below), whose sum is σ = 464232623616. Its totient is φ = 77372103888.

The previous prime is 225668636399. The next prime is 225668636411. The reversal of 225668636410 is 14636866522.

It is not an unprimeable number, because it can be changed into a prime (225668636411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1611918762 + ... + 1611918901.

It is an arithmetic number, because the mean of its divisors is an integer number (29014538976).

Almost surely, 2^225668636410 is an apocalyptic number.

225668636410 is an abundant number, since it is smaller than the sum of its proper divisors (238563987206).

225668636410 is a wasteful number, since it uses less digits than its factorization.

225668636410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3223837677.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 225668636410 in words is "two hundred twenty-five billion, six hundred sixty-eight million, six hundred thirty-six thousand, four hundred ten".