450204421004 has 24 divisors (see below), whose sum is σ = 848480472000. Its totient is φ = 207782175744.

The previous prime is 450204420997. The next prime is 450204421063. The reversal of 450204421004 is 400124402054.

It is a Harshad number since it is a multiple of its sum of digits (26).

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 in 7 ways as a sum of consecutive naturals, for example, 4421612 + ... + 4522284.

It is an arithmetic number, because the mean of its divisors is an integer number (35353353000).

Almost surely, 2^450204421004 is an apocalyptic number.

It is an amenable number.

450204421004 is a deficient number, since it is larger than the sum of its proper divisors (398276050996).

450204421004 is a wasteful number, since it uses less digits than its factorization.

450204421004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186689 (or 186687 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

Adding to 450204421004 its reverse (400124402054), we get a palindrome (850328823058).

The spelling of 450204421004 in words is "four hundred fifty billion, two hundred four million, four hundred twenty-one thousand, four".