5129695003689 has 27 divisors (see below), whose sum is σ = 7571035244253. Its totient is φ = 3346826668632.

The previous prime is 5129695003579. The next prime is 5129695003703. The reversal of 5129695003689 is 9863005969215.

The square root of 5129695003689 is 2264883.

It is a perfect power (a square), and thus also a powerful number.

5129695003689 is a `hidden beast` number, since 5 + 1 + 2 + 9 + 69 + 500 + 3 + 68 + 9 = 666.

It is not a de Polignac number, because 5129695003689 - 2⁷ = 5129695003561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5129695003189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 319340472 + ... + 319356534.

Almost surely, 2^{5129695003689} is an apocalyptic number.

5129695003689 is the 2264883-rd square number.

5129695003689 is the 1132442-nd centered octagonal number.

It is an amenable number.

5129695003689 is a deficient number, since it is larger than the sum of its proper divisors (2441340240564).

5129695003689 is an frugal number, since it uses more digits than its factorization.

5129695003689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32226 (or 16113 counting only the distinct ones).

The product of its (nonzero) digits is 31492800, while the sum is 63.

The spelling of 5129695003689 in words is "five trillion, one hundred twenty-nine billion, six hundred ninety-five million, three thousand, six hundred eighty-nine".