408225030986 has 4 divisors (see below), whose sum is σ = 612337546482. Its totient is φ = 204112515492.

The previous prime is 408225030973. The next prime is 408225031007. The reversal of 408225030986 is 689030522804.

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., 343343262025 + 64881768961 = 585955^2 + 254719^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 408225030986.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102056257745 + ... + 102056257748.

Almost surely, 2^408225030986 is an apocalyptic number.

408225030986 is a deficient number, since it is larger than the sum of its proper divisors (204112515496).

408225030986 is a wasteful number, since it uses less digits than its factorization.

408225030986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204112515495.

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 408225030986 in words is "four hundred eight billion, two hundred twenty-five million, thirty thousand, nine hundred eighty-six".