206610135244 has 6 divisors (see below), whose sum is σ = 361567736684. Its totient is φ = 103305067620.

The previous prime is 206610135227. The next prime is 206610135253. The reversal of 206610135244 is 442531016602.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25826266902 + ... + 25826266909.

Almost surely, 2^206610135244 is an apocalyptic number.

It is an amenable number.

206610135244 is a deficient number, since it is larger than the sum of its proper divisors (154957601440).

206610135244 is a wasteful number, since it uses less digits than its factorization.

206610135244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51652533815 (or 51652533813 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 206610135244 in words is "two hundred six billion, six hundred ten million, one hundred thirty-five thousand, two hundred forty-four".