30659659829 has 2 divisors, whose sum is σ = 30659659830. Its totient is φ = 30659659828.

The previous prime is 30659659787. The next prime is 30659659831. The reversal of 30659659829 is 92895695603.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25536679204 + 5122980625 = 159802^2 + 71575^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30659659829 is a prime.

Together with 30659659831, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30659656829) 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 as a sum of consecutive naturals, namely, 15329829914 + 15329829915.

It is an arithmetic number, because the mean of its divisors is an integer number (15329829915).

Almost surely, 2^30659659829 is an apocalyptic number.

It is an amenable number.

30659659829 is a deficient number, since it is larger than the sum of its proper divisors (1).

30659659829 is an equidigital number, since it uses as much as digits as its factorization.

30659659829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31492800, while the sum is 62.

The spelling of 30659659829 in words is "thirty billion, six hundred fifty-nine million, six hundred fifty-nine thousand, eight hundred twenty-nine".