5263432065 has 24 divisors (see below), whose sum is σ = 9181404648. Its totient is φ = 2789280000.

The previous prime is 5263432063. The next prime is 5263432073. The reversal of 5263432065 is 5602343625.

It can be written as a sum of positive squares in 4 ways, for example, as 807469056 + 4455963009 = 28416^2 + 66753^2 .

It is not a de Polignac number, because 5263432065 - 2¹ = 5263432063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5263432063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 365436 + ... + 379565.

It is an arithmetic number, because the mean of its divisors is an integer number (382558527).

Almost surely, 2^5263432065 is an apocalyptic number.

It is an amenable number.

5263432065 is a deficient number, since it is larger than the sum of its proper divisors (3917972583).

5263432065 is a wasteful number, since it uses less digits than its factorization.

5263432065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745169 (or 745166 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The square root of 5263432065 is about 72549.5145745304. The cubic root of 5263432065 is about 1739.4942892224.

The spelling of 5263432065 in words is "five billion, two hundred sixty-three million, four hundred thirty-two thousand, sixty-five".