4542457444 has 24 divisors (see below), whose sum is σ = 9086551488. Its totient is φ = 1946416800.

The previous prime is 4542457429. The next prime is 4542457453. The reversal of 4542457444 is 4447542454.

It is a self number, because there is not a number n which added to its sum of digits gives 4542457444.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 197742 + ... + 219514.

It is an arithmetic number, because the mean of its divisors is an integer number (378606312).

Almost surely, 2^4542457444 is an apocalyptic number.

It is an amenable number.

4542457444 is an abundant number, since it is smaller than the sum of its proper divisors (4544094044).

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

4542457444 is a wasteful number, since it uses less digits than its factorization.

4542457444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29235 (or 29233 counting only the distinct ones).

The product of its digits is 1433600, while the sum is 43.

The square root of 4542457444 is about 67397.7554819150. The cubic root of 4542457444 is about 1656.1396535783.

Adding to 4542457444 its reverse (4447542454), we get a palindrome (8989999898).

The spelling of 4542457444 in words is "four billion, five hundred forty-two million, four hundred fifty-seven thousand, four hundred forty-four".