404620132066 has 4 divisors (see below), whose sum is σ = 606930198102. Its totient is φ = 202310066032.

The previous prime is 404620132043. The next prime is 404620132079. The reversal of 404620132066 is 660231026404.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 400201738225 + 4418393841 = 632615^2 + 66471^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101155033015 + ... + 101155033018.

Almost surely, 2^404620132066 is an apocalyptic number.

404620132066 is a deficient number, since it is larger than the sum of its proper divisors (202310066036).

404620132066 is a wasteful number, since it uses less digits than its factorization.

404620132066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202310066035.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 404620132066 in words is "four hundred four billion, six hundred twenty million, one hundred thirty-two thousand, sixty-six".