404070673668 has 48 divisors (see below), whose sum is σ = 945793296000. Its totient is φ = 134267390208.

The previous prime is 404070673667. The next prime is 404070673717. The reversal of 404070673668 is 866376070404.

It is a super-2 number, since 2×404070673668² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 404070673668.

It is not an unprimeable number, because it can be changed into a prime (404070673667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13378488 + ... + 13408656.

It is an arithmetic number, because the mean of its divisors is an integer number (19704027000).

Almost surely, 2^404070673668 is an apocalyptic number.

It is an amenable number.

404070673668 is an abundant number, since it is smaller than the sum of its proper divisors (541722622332).

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

404070673668 is a wasteful number, since it uses less digits than its factorization.

404070673668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33644 (or 33642 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 51.

The spelling of 404070673668 in words is "four hundred four billion, seventy million, six hundred seventy-three thousand, six hundred sixty-eight".