206244161504 has 24 divisors (see below), whose sum is σ = 406120182048. Its totient is φ = 103102528000.

The previous prime is 206244161467. The next prime is 206244161521. The reversal of 206244161504 is 405161442602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438872 + ... + 777879.

It is an arithmetic number, because the mean of its divisors is an integer number (16921674252).

Almost surely, 2^206244161504 is an apocalyptic number.

It is an amenable number.

206244161504 is a deficient number, since it is larger than the sum of its proper divisors (199876020544).

206244161504 is a wasteful number, since it uses less digits than its factorization.

206244161504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222058 (or 1222050 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 206244161504 in words is "two hundred six billion, two hundred forty-four million, one hundred sixty-one thousand, five hundred four".