5186761729 has 2 divisors, whose sum is σ = 5186761730. Its totient is φ = 5186761728.

The previous prime is 5186761691. The next prime is 5186761739. The reversal of 5186761729 is 9271676815.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2858506225 + 2328255504 = 53465^2 + 48252^2 .

It is a cyclic number.

It is not a de Polignac number, because 5186761729 - 2¹⁵ = 5186728961 is a prime.

It is not a weakly prime, because it can be changed into another prime (5186761739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2593380864 + 2593380865.

It is an arithmetic number, because the mean of its divisors is an integer number (2593380865).

Almost surely, 2^5186761729 is an apocalyptic number.

It is an amenable number.

5186761729 is a deficient number, since it is larger than the sum of its proper divisors (1).

5186761729 is an equidigital number, since it uses as much as digits as its factorization.

5186761729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 52.

The square root of 5186761729 is about 72019.1761199752. The cubic root of 5186761729 is about 1731.0067679609.

The spelling of 5186761729 in words is "five billion, one hundred eighty-six million, seven hundred sixty-one thousand, seven hundred twenty-nine".