5178348689 has 2 divisors, whose sum is σ = 5178348690. Its totient is φ = 5178348688.

The previous prime is 5178348683. The next prime is 5178348701. The reversal of 5178348689 is 9868438715.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2812499089 + 2365849600 = 53033^2 + 48640^2 .

It is a cyclic number.

It is not a de Polignac number, because 5178348689 - 2²⁰ = 5177300113 is a prime.

It is not a weakly prime, because it can be changed into another prime (5178348683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2589174344 + 2589174345.

It is an arithmetic number, because the mean of its divisors is an integer number (2589174345).

Almost surely, 2^5178348689 is an apocalyptic number.

It is an amenable number.

5178348689 is a deficient number, since it is larger than the sum of its proper divisors (1).

5178348689 is an equidigital number, since it uses as much as digits as its factorization.

5178348689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11612160, while the sum is 59.

The square root of 5178348689 is about 71960.7440831458. The cubic root of 5178348689 is about 1730.0703513106.

The spelling of 5178348689 in words is "five billion, one hundred seventy-eight million, three hundred forty-eight thousand, six hundred eighty-nine".