5445040452 has 12 divisors (see below), whose sum is σ = 12705094416. Its totient is φ = 1815013480.

The previous prime is 5445040429. The next prime is 5445040459. The reversal of 5445040452 is 2540405445.

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

It is not an unprimeable number, because it can be changed into a prime (5445040459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226876674 + ... + 226876697.

It is an arithmetic number, because the mean of its divisors is an integer number (1058757868).

Almost surely, 2^5445040452 is an apocalyptic number.

It is an amenable number.

5445040452 is an abundant number, since it is smaller than the sum of its proper divisors (7260053964).

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

5445040452 is a wasteful number, since it uses less digits than its factorization.

5445040452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453753378 (or 453753376 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 33.

The square root of 5445040452 is about 73790.5173582622. The cubic root of 5445040452 is about 1759.2748876788.

Adding to 5445040452 its reverse (2540405445), we get a palindrome (7985445897).

The spelling of 5445040452 in words is "five billion, four hundred forty-five million, forty thousand, four hundred fifty-two".