29718252829 has 2 divisors, whose sum is σ = 29718252830. Its totient is φ = 29718252828.

The previous prime is 29718252799. The next prime is 29718252841. The reversal of 29718252829 is 92825281792.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24562725625 + 5155527204 = 156725^2 + 71802^2 .

It is a cyclic number.

It is not a de Polignac number, because 29718252829 - 2²⁹ = 29181381917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29718252829.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29718252869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14859126414 + 14859126415.

It is an arithmetic number, because the mean of its divisors is an integer number (14859126415).

Almost surely, 2^29718252829 is an apocalyptic number.

It is an amenable number.

29718252829 is a deficient number, since it is larger than the sum of its proper divisors (1).

29718252829 is an equidigital number, since it uses as much as digits as its factorization.

29718252829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 55.

The spelling of 29718252829 in words is "twenty-nine billion, seven hundred eighteen million, two hundred fifty-two thousand, eight hundred twenty-nine".