406062042066 has 12 divisors (see below), whose sum is σ = 879801091182. Its totient is φ = 135354014016.

The previous prime is 406062042059. The next prime is 406062042073. The reversal of 406062042066 is 660240260604.

406062042066 is a `hidden beast` number, since 4 + 0 + 6 + 0 + 620 + 4 + 20 + 6 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (406062042059) and next prime (406062042073).

It can be written as a sum of positive squares in only one way, i.e., 357818116041 + 48243926025 = 598179^2 + 219645^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 406062042066.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11279501151 + ... + 11279501186.

Almost surely, 2^406062042066 is an apocalyptic number.

406062042066 is an abundant number, since it is smaller than the sum of its proper divisors (473739049116).

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

406062042066 is a wasteful number, since it uses less digits than its factorization.

406062042066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22559002345 (or 22559002342 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 406062042066 in words is "four hundred six billion, sixty-two million, forty-two thousand, sixty-six".