450014203644 has 12 divisors (see below), whose sum is σ = 1050033141864. Its totient is φ = 150004734544.

The previous prime is 450014203627. The next prime is 450014203649. The reversal of 450014203644 is 446302410054.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450014203649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18750591807 + ... + 18750591830.

It is an arithmetic number, because the mean of its divisors is an integer number (87502761822).

Almost surely, 2^450014203644 is an apocalyptic number.

It is an amenable number.

450014203644 is an abundant number, since it is smaller than the sum of its proper divisors (600018938220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450014203644 is a wasteful number, since it uses less digits than its factorization.

450014203644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37501183644 (or 37501183642 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 450014203644 its reverse (446302410054), we get a palindrome (896316613698).

The spelling of 450014203644 in words is "four hundred fifty billion, fourteen million, two hundred three thousand, six hundred forty-four".