206582980617 has 48 divisors (see below), whose sum is σ = 323025084928. Its totient is φ = 126466686720.

The previous prime is 206582980601. The next prime is 206582980651. The reversal of 206582980617 is 716089285602.

It is not a de Polignac number, because 206582980617 - 2⁴ = 206582980601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (206582980117) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62016642 + ... + 62019972.

Almost surely, 2^206582980617 is an apocalyptic number.

It is an amenable number.

206582980617 is a deficient number, since it is larger than the sum of its proper divisors (116442104311).

206582980617 is a wasteful number, since it uses less digits than its factorization.

206582980617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5950 (or 5947 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 206582980617 in words is "two hundred six billion, five hundred eighty-two million, nine hundred eighty thousand, six hundred seventeen".