5165215263 has 32 divisors (see below), whose sum is σ = 8320865280. Its totient is φ = 3147711840.

The previous prime is 5165215261. The next prime is 5165215277. The reversal of 5165215263 is 3625125615.

5165215263 is a `hidden beast` number, since 51 + 65 + 21 + 526 + 3 = 666.

It is not a de Polignac number, because 5165215263 - 2¹ = 5165215261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5165215261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35283 + ... + 107588.

It is an arithmetic number, because the mean of its divisors is an integer number (260027040).

Almost surely, 2^5165215263 is an apocalyptic number.

5165215263 is a deficient number, since it is larger than the sum of its proper divisors (3155650017).

5165215263 is a wasteful number, since it uses less digits than its factorization.

5165215263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142996 (or 142990 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 5165215263 is about 71869.4320486812. The cubic root of 5165215263 is about 1728.6065006687.

The spelling of 5165215263 in words is "five billion, one hundred sixty-five million, two hundred fifteen thousand, two hundred sixty-three".