450244005031 has 4 divisors (see below), whose sum is σ = 450319644112. Its totient is φ = 450168365952.

The previous prime is 450244004993. The next prime is 450244005047. The reversal of 450244005031 is 130500442054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 450244005031 - 2²³ = 450235616423 is a prime.

It is a super-2 number, since 2×450244005031² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450244002031) 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, 37810611 + ... + 37822516.

It is an arithmetic number, because the mean of its divisors is an integer number (112579911028).

Almost surely, 2^450244005031 is an apocalyptic number.

450244005031 is a deficient number, since it is larger than the sum of its proper divisors (75639081).

450244005031 is an equidigital number, since it uses as much as digits as its factorization.

450244005031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75639080.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 450244005031 its reverse (130500442054), we get a palindrome (580744447085).

The spelling of 450244005031 in words is "four hundred fifty billion, two hundred forty-four million, five thousand, thirty-one".