406042033466 has 16 divisors (see below), whose sum is σ = 644950100520. Its totient is φ = 191060881920.

The previous prime is 406042033457. The next prime is 406042033487. The reversal of 406042033466 is 664330240604.

It can be written as a sum of positive squares in 4 ways, for example, as 143278147441 + 262763886025 = 378521^2 + 512605^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178145 + ... + 918596.

Almost surely, 2^406042033466 is an apocalyptic number.

406042033466 is a deficient number, since it is larger than the sum of its proper divisors (238908067054).

406042033466 is a wasteful number, since it uses less digits than its factorization.

406042033466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107649.

The product of its (nonzero) digits is 248832, while the sum is 38.

The spelling of 406042033466 in words is "four hundred six billion, forty-two million, thirty-three thousand, four hundred sixty-six".