405300050 has 12 divisors (see below), whose sum is σ = 753858186. Its totient is φ = 162120000.

The previous prime is 405300031. The next prime is 405300061. The reversal of 405300050 is 50003504.

It can be written as a sum of positive squares in 3 ways, for example, as 387263041 + 18037009 = 19679^2 + 4247^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4052951 + ... + 4053050.

Almost surely, 2^405300050 is an apocalyptic number.

405300050 is a deficient number, since it is larger than the sum of its proper divisors (348558136).

405300050 is a wasteful number, since it uses less digits than its factorization.

405300050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8106013 (or 8106008 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 405300050 is about 20132.0652194453. The cubic root of 405300050 is about 740.0462900188.

Adding to 405300050 its reverse (50003504), we get a palindrome (455303554).

The spelling of 405300050 in words is "four hundred five million, three hundred thousand, fifty".