663133508225676 has 36 divisors (see below), whose sum is σ = 1676267005576800. Its totient is φ = 221042806946208.

The previous prime is 663133508225659. The next prime is 663133508225717. The reversal of 663133508225676 is 676522805331366.

663133508225676 is a `hidden beast` number, since 6 + 6 + 3 + 1 + 3 + 3 + 508 + 2 + 2 + 56 + 76 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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, 65896036 + ... + 75289803.

Almost surely, 2^{663133508225676} is an apocalyptic number.

It is an amenable number.

663133508225676 is an abundant number, since it is smaller than the sum of its proper divisors (1013133497351124).

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

663133508225676 is a wasteful number, since it uses less digits than its factorization.

663133508225676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141316318 (or 141316313 counting only the distinct ones).

The product of its (nonzero) digits is 195955200, while the sum is 63.

The spelling of 663133508225676 in words is "six hundred sixty-three trillion, one hundred thirty-three billion, five hundred eight million, two hundred twenty-five thousand, six hundred seventy-six".