5145563565 has 96 divisors (see below), whose sum is σ = 9983450880. Its totient is φ = 2439410688.

The previous prime is 5145563557. The next prime is 5145563581. The reversal of 5145563565 is 5653655415.

5145563565 is a `hidden beast` number, since 5 + 1 + 4 + 5 + 5 + 635 + 6 + 5 = 666.

It is not a de Polignac number, because 5145563565 - 2³ = 5145563557 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5145563565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1039777 + ... + 1044713.

It is an arithmetic number, because the mean of its divisors is an integer number (103994280).

Almost surely, 2^5145563565 is an apocalyptic number.

It is an amenable number.

5145563565 is a deficient number, since it is larger than the sum of its proper divisors (4837887315).

5145563565 is a wasteful number, since it uses less digits than its factorization.

5145563565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5043 (or 5040 counting only the distinct ones).

The product of its digits is 1350000, while the sum is 45.

The square root of 5145563565 is about 71732.5837050360. The cubic root of 5145563565 is about 1726.4114824197.

The spelling of 5145563565 in words is "five billion, one hundred forty-five million, five hundred sixty-three thousand, five hundred sixty-five".