404302055660 has 48 divisors (see below), whose sum is σ = 860037212160. Its totient is φ = 159626251200.

The previous prime is 404302055617. The next prime is 404302055687. The reversal of 404302055660 is 66550203404.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 404302055660.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5536385 + ... + 5608935.

It is an arithmetic number, because the mean of its divisors is an integer number (17917441920).

Almost surely, 2^404302055660 is an apocalyptic number.

It is an amenable number.

404302055660 is an abundant number, since it is smaller than the sum of its proper divisors (455735156500).

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

404302055660 is a wasteful number, since it uses less digits than its factorization.

404302055660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76166 (or 76164 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 404302055660 in words is "four hundred four billion, three hundred two million, fifty-five thousand, six hundred sixty".