206646606646602 has 128 divisors (see below), whose sum is σ = 429598636056576. Its totient is φ = 66220891200000.

The previous prime is 206646606646559. The next prime is 206646606646631.

206646606646602 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6537985483 + ... + 6538017089.

It is an arithmetic number, because the mean of its divisors is an integer number (3356239344192).

Almost surely, 2^{206646606646602} is an apocalyptic number.

206646606646602 is an abundant number, since it is smaller than the sum of its proper divisors (222952029409974).

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

206646606646602 is a wasteful number, since it uses less digits than its factorization.

206646606646602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32996.

The product of its (nonzero) digits is 107495424, while the sum is 60.

The spelling of 206646606646602 in words is "two hundred six trillion, six hundred forty-six billion, six hundred six million, six hundred forty-six thousand, six hundred two".