5450444453 has 4 divisors (see below), whose sum is σ = 5506634700. Its totient is φ = 5394254208.

The previous prime is 5450444437. The next prime is 5450444471. The reversal of 5450444453 is 3544440545.

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 1125803809 + 4324640644 = 33553^2 + 65762^2 .

It is a cyclic number.

It is not a de Polignac number, because 5450444453 - 2⁴ = 5450444437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5450444423) 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, 28094978 + ... + 28095171.

It is an arithmetic number, because the mean of its divisors is an integer number (1376658675).

Almost surely, 2^5450444453 is an apocalyptic number.

It is an amenable number.

5450444453 is a deficient number, since it is larger than the sum of its proper divisors (56190247).

5450444453 is an equidigital number, since it uses as much as digits as its factorization.

5450444453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56190246.

The product of its (nonzero) digits is 384000, while the sum is 38.

The square root of 5450444453 is about 73827.1254553501. The cubic root of 5450444453 is about 1759.8567003034.

Adding to 5450444453 its reverse (3544440545), we get a palindrome (8994884998).

The spelling of 5450444453 in words is "five billion, four hundred fifty million, four hundred forty-four thousand, four hundred fifty-three".