206507117004 has 24 divisors (see below), whose sum is σ = 481860929088. Its totient is φ = 68834135760.

The previous prime is 206507116997. The next prime is 206507117023. The reversal of 206507117004 is 400711705602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432399 + ... + 774585.

It is an arithmetic number, because the mean of its divisors is an integer number (20077538712).

Almost surely, 2^206507117004 is an apocalyptic number.

It is an amenable number.

206507117004 is an abundant number, since it is smaller than the sum of its proper divisors (275353812084).

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

206507117004 is a wasteful number, since it uses less digits than its factorization.

206507117004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392485 (or 392483 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The spelling of 206507117004 in words is "two hundred six billion, five hundred seven million, one hundred seventeen thousand, four".