406417224722 has 4 divisors (see below), whose sum is σ = 609625837086. Its totient is φ = 203208612360.

The previous prime is 406417224701. The next prime is 406417224791. The reversal of 406417224722 is 227422714604.

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., 376015466401 + 30401758321 = 613201^2 + 174361^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 406417224722.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101604306179 + ... + 101604306182.

Almost surely, 2^406417224722 is an apocalyptic number.

406417224722 is a deficient number, since it is larger than the sum of its proper divisors (203208612364).

406417224722 is a wasteful number, since it uses less digits than its factorization.

406417224722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203208612363.

The product of its (nonzero) digits is 301056, while the sum is 41.

The spelling of 406417224722 in words is "four hundred six billion, four hundred seventeen million, two hundred twenty-four thousand, seven hundred twenty-two".