4541998045 has 16 divisors (see below), whose sum is σ = 5874508080. Its totient is φ = 3351320064.

The previous prime is 4541998039. The next prime is 4541998057. The reversal of 4541998045 is 5408991454.

It can be written as a sum of positive squares in 8 ways, for example, as 266538276 + 4275459769 = 16326^2 + 65387^2 .

It is a cyclic number.

It is not a de Polignac number, because 4541998045 - 2³ = 4541998037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4541998045.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52161 + ... + 108649.

It is an arithmetic number, because the mean of its divisors is an integer number (367156755).

Almost surely, 2^4541998045 is an apocalyptic number.

It is an amenable number.

4541998045 is a deficient number, since it is larger than the sum of its proper divisors (1332510035).

4541998045 is a wasteful number, since it uses less digits than its factorization.

4541998045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57744.

The product of its (nonzero) digits is 1036800, while the sum is 49.

The square root of 4541998045 is about 67394.3472777947. The cubic root of 4541998045 is about 1656.0838207638.

The spelling of 4541998045 in words is "four billion, five hundred forty-one million, nine hundred ninety-eight thousand, forty-five".