206133382674 has 24 divisors (see below), whose sum is σ = 449467063500. Its totient is φ = 68273476128.

The previous prime is 206133382583. The next prime is 206133382723. The reversal of 206133382674 is 476283331602.

206133382674 is a `hidden beast` number, since 2 + 0 + 613 + 3 + 3 + 8 + 26 + 7 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 198820567449 + 7312815225 = 445893^2 + 85515^2 .

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, 36468049 + ... + 36473700.

Almost surely, 2^206133382674 is an apocalyptic number.

206133382674 is an abundant number, since it is smaller than the sum of its proper divisors (243333680826).

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

206133382674 is a wasteful number, since it uses less digits than its factorization.

206133382674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72941914 (or 72941911 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The spelling of 206133382674 in words is "two hundred six billion, one hundred thirty-three million, three hundred eighty-two thousand, six hundred seventy-four".