29529321089 has 2 divisors, whose sum is σ = 29529321090. Its totient is φ = 29529321088.

The previous prime is 29529321043. The next prime is 29529321097. The reversal of 29529321089 is 98012392592.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25610561089 + 3918760000 = 160033^2 + 62600^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29529321089 is a prime.

It is not a weakly prime, because it can be changed into another prime (29529321389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14764660544 + 14764660545.

It is an arithmetic number, because the mean of its divisors is an integer number (14764660545).

Almost surely, 2^29529321089 is an apocalyptic number.

It is an amenable number.

29529321089 is a deficient number, since it is larger than the sum of its proper divisors (1).

29529321089 is an equidigital number, since it uses as much as digits as its factorization.

29529321089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 50.

The spelling of 29529321089 in words is "twenty-nine billion, five hundred twenty-nine million, three hundred twenty-one thousand, eighty-nine".