225666020256364 has 24 divisors (see below), whose sum is σ = 395862291521648. Its totient is φ = 112562520194880.

The previous prime is 225666020256293. The next prime is 225666020256371. The reversal of 225666020256364 is 463652020666522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76259602 + ... + 79163494.

Almost surely, 2^{225666020256364} is an apocalyptic number.

It is an amenable number.

225666020256364 is a deficient number, since it is larger than the sum of its proper divisors (170196271265284).

225666020256364 is a wasteful number, since it uses less digits than its factorization.

225666020256364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2950465 (or 2950463 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 55.

The spelling of 225666020256364 in words is "two hundred twenty-five trillion, six hundred sixty-six billion, twenty million, two hundred fifty-six thousand, three hundred sixty-four".