4066402612 has 12 divisors (see below), whose sum is σ = 7186662756. Its totient is φ = 2013070400.

The previous prime is 4066402609. The next prime is 4066402621. The reversal of 4066402612 is 2162046604.

It can be written as a sum of positive squares in 2 ways, for example, as 2028241296 + 2038161316 = 45036^2 + 45146^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5032273 + ... + 5033080.

It is an arithmetic number, because the mean of its divisors is an integer number (598888563).

Almost surely, 2^4066402612 is an apocalyptic number.

It is an amenable number.

4066402612 is a deficient number, since it is larger than the sum of its proper divisors (3120260144).

4066402612 is a wasteful number, since it uses less digits than its factorization.

4066402612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10065458 (or 10065456 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 4066402612 is about 63768.3511783079. The cubic root of 4066402612 is about 1596.1368535064.

The spelling of 4066402612 in words is "four billion, sixty-six million, four hundred two thousand, six hundred twelve".