34720768529 has 2 divisors, whose sum is σ = 34720768530. Its totient is φ = 34720768528.

The previous prime is 34720768501. The next prime is 34720768561. The reversal of 34720768529 is 92586702743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33243134929 + 1477633600 = 182327^2 + 38440^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34720768529 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (34720762529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17360384264 + 17360384265.

It is an arithmetic number, because the mean of its divisors is an integer number (17360384265).

Almost surely, 2^34720768529 is an apocalyptic number.

It is an amenable number.

34720768529 is a deficient number, since it is larger than the sum of its proper divisors (1).

34720768529 is an equidigital number, since it uses as much as digits as its factorization.

34720768529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 34720768529 in words is "thirty-four billion, seven hundred twenty million, seven hundred sixty-eight thousand, five hundred twenty-nine".