5220565145 has 16 divisors (see below), whose sum is σ = 6379007040. Its totient is φ = 4100414400.

The previous prime is 5220565087. The next prime is 5220565151. The reversal of 5220565145 is 5415650225.

It is a de Polignac number, because none of the positive numbers 2^k-5220565145 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228335 + ... + 250155.

It is an arithmetic number, because the mean of its divisors is an integer number (398687940).

Almost surely, 2^5220565145 is an apocalyptic number.

It is an amenable number.

5220565145 is a deficient number, since it is larger than the sum of its proper divisors (1158441895).

5220565145 is a wasteful number, since it uses less digits than its factorization.

5220565145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22696.

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 5220565145 is about 72253.4784283774. The cubic root of 5220565145 is about 1734.7590952992.

The spelling of 5220565145 in words is "five billion, two hundred twenty million, five hundred sixty-five thousand, one hundred forty-five".