404066700668 has 24 divisors (see below), whose sum is σ = 722212049664. Its totient is φ = 197720999600.

The previous prime is 404066700629. The next prime is 404066700727. The reversal of 404066700668 is 866007660404.

It is a super-2 number, since 2×404066700668² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2958323 + ... + 3091893.

It is an arithmetic number, because the mean of its divisors is an integer number (30092168736).

Almost surely, 2^404066700668 is an apocalyptic number.

It is an amenable number.

404066700668 is a deficient number, since it is larger than the sum of its proper divisors (318145348996).

404066700668 is a wasteful number, since it uses less digits than its factorization.

404066700668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149713 (or 149711 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 404066700668 in words is "four hundred four billion, sixty-six million, seven hundred thousand, six hundred sixty-eight".