408961208206 has 8 divisors (see below), whose sum is σ = 614647004040. Its totient is φ = 204078873528.

The previous prime is 408961208191. The next prime is 408961208213. The reversal of 408961208206 is 602802169804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×408961208206² (a number of 24 digits) contains 22 as substring.

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, 200864016 + ... + 200866051.

It is an arithmetic number, because the mean of its divisors is an integer number (76830875505).

Almost surely, 2^408961208206 is an apocalyptic number.

408961208206 is a deficient number, since it is larger than the sum of its proper divisors (205685795834).

408961208206 is a wasteful number, since it uses less digits than its factorization.

408961208206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401730578.

The product of its (nonzero) digits is 331776, while the sum is 46.

The spelling of 408961208206 in words is "four hundred eight billion, nine hundred sixty-one million, two hundred eight thousand, two hundred six".