450926309866 has 4 divisors (see below), whose sum is σ = 676389464802. Its totient is φ = 225463154932.

The previous prime is 450926309851. The next prime is 450926309879. The reversal of 450926309866 is 668903629054.

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., 432268115841 + 18658194025 = 657471^2 + 136595^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 450926309866.

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, 112731577465 + ... + 112731577468.

Almost surely, 2^450926309866 is an apocalyptic number.

450926309866 is a deficient number, since it is larger than the sum of its proper divisors (225463154936).

450926309866 is a wasteful number, since it uses less digits than its factorization.

450926309866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225463154935.

The product of its (nonzero) digits is 16796160, while the sum is 58.

The spelling of 450926309866 in words is "four hundred fifty billion, nine hundred twenty-six million, three hundred nine thousand, eight hundred sixty-six".