450381183053 has 4 divisors (see below), whose sum is σ = 452347913340. Its totient is φ = 448414452768.

The previous prime is 450381183019. The next prime is 450381183163. The reversal of 450381183053 is 350381183054.

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

It can be written as a sum of positive squares in 2 ways, for example, as 167541225124 + 282839957929 = 409318^2 + 531827^2 .

It is a cyclic number.

It is not a de Polignac number, because 450381183053 - 2¹⁸ = 450380920909 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 450381183053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450381183253) 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, 983364800 + ... + 983365257.

It is an arithmetic number, because the mean of its divisors is an integer number (113086978335).

Almost surely, 2^450381183053 is an apocalyptic number.

It is an amenable number.

450381183053 is a deficient number, since it is larger than the sum of its proper divisors (1966730287).

450381183053 is a wasteful number, since it uses less digits than its factorization.

450381183053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1966730286.

The product of its (nonzero) digits is 172800, while the sum is 41.

Subtracting from 450381183053 its reverse (350381183054), we obtain a palindrome (99999999999).

The spelling of 450381183053 in words is "four hundred fifty billion, three hundred eighty-one million, one hundred eighty-three thousand, fifty-three".