200661633 has 12 divisors (see below), whose sum is σ = 291221008. Its totient is φ = 133139160.

The previous prime is 200661623. The next prime is 200661673. The reversal of 200661633 is 336166002.

200661633 is a `hidden beast` number, since 20 + 0 + 6 + 6 + 1 + 633 = 666.

It is not a de Polignac number, because 200661633 - 2⁶ = 200661569 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200661597 and 200661606.

It is not an unprimeable number, because it can be changed into a prime (200661623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50935 + ... + 54732.

Almost surely, 2^200661633 is an apocalyptic number.

It is an amenable number.

200661633 is a deficient number, since it is larger than the sum of its proper divisors (90559375).

200661633 is a wasteful number, since it uses less digits than its factorization.

200661633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105884 (or 105881 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 200661633 is about 14165.5085683501. The cubic root of 200661633 is about 585.4477133711.

The spelling of 200661633 in words is "two hundred million, six hundred sixty-one thousand, six hundred thirty-three".