4555532945 has 4 divisors (see below), whose sum is σ = 5466639540. Its totient is φ = 3644426352.

The previous prime is 4555532893. The next prime is 4555532999. The reversal of 4555532945 is 5492355554.

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 1013021584 + 3542511361 = 31828^2 + 59519^2 .

It is a cyclic number.

It is not a de Polignac number, because 4555532945 - 2⁸ = 4555532689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4555532945.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 455553290 + ... + 455553299.

It is an arithmetic number, because the mean of its divisors is an integer number (1366659885).

Almost surely, 2^4555532945 is an apocalyptic number.

It is an amenable number.

4555532945 is a deficient number, since it is larger than the sum of its proper divisors (911106595).

4555532945 is an equidigital number, since it uses as much as digits as its factorization.

4555532945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911106594.

The product of its digits is 2700000, while the sum is 47.

The square root of 4555532945 is about 67494.6882724856. The cubic root of 4555532945 is about 1657.7272018187.

The spelling of 4555532945 in words is "four billion, five hundred fifty-five million, five hundred thirty-two thousand, nine hundred forty-five".