404968852866 has 8 divisors (see below), whose sum is σ = 809937705744. Its totient is φ = 134989617620.

The previous prime is 404968852817. The next prime is 404968852877. The reversal of 404968852866 is 668258869404.

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

404968852866 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 404968852797 and 404968852806.

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, 33747404400 + ... + 33747404411.

It is an arithmetic number, because the mean of its divisors is an integer number (101242213218).

Almost surely, 2^404968852866 is an apocalyptic number.

404968852866 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

404968852866 is a wasteful number, since it uses less digits than its factorization.

404968852866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67494808816.

The product of its (nonzero) digits is 159252480, while the sum is 66.

The spelling of 404968852866 in words is "four hundred four billion, nine hundred sixty-eight million, eight hundred fifty-two thousand, eight hundred sixty-six".