4543400445 has 16 divisors (see below), whose sum is σ = 7446745152. Its totient is φ = 2364045440.

The previous prime is 4543400443. The next prime is 4543400453. The reversal of 4543400445 is 5440043454.

It is a happy number.

It is not a de Polignac number, because 4543400445 - 2¹ = 4543400443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4543400443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3693207 + ... + 3694436.

It is an arithmetic number, because the mean of its divisors is an integer number (465421572).

Almost surely, 2^4543400445 is an apocalyptic number.

It is an amenable number.

4543400445 is a deficient number, since it is larger than the sum of its proper divisors (2903344707).

4543400445 is a wasteful number, since it uses less digits than its factorization.

4543400445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7387692.

The product of its (nonzero) digits is 76800, while the sum is 33.

The square root of 4543400445 is about 67404.7509082260. The cubic root of 4543400445 is about 1656.2542489128.

Adding to 4543400445 its reverse (5440043454), we get a palindrome (9983443899).

The spelling of 4543400445 in words is "four billion, five hundred forty-three million, four hundred thousand, four hundred forty-five".