4066041905850 has 24 divisors (see below), whose sum is σ = 10083783926880. Its totient is φ = 1084277841520.

The previous prime is 4066041905839. The next prime is 4066041905869. The reversal of 4066041905850 is 585091406604.

It is a self number, because there is not a number n which added to its sum of digits gives 4066041905850.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13553472870 + ... + 13553473169.

It is an arithmetic number, because the mean of its divisors is an integer number (420157663620).

Almost surely, 2^{4066041905850} is an apocalyptic number.

4066041905850 is an abundant number, since it is smaller than the sum of its proper divisors (6017742021030).

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

4066041905850 is a wasteful number, since it uses less digits than its factorization.

4066041905850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27106946054 (or 27106946049 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 4066041905850 in words is "four trillion, sixty-six billion, forty-one million, nine hundred five thousand, eight hundred fifty".