29420306789 has 2 divisors, whose sum is σ = 29420306790. Its totient is φ = 29420306788.

The previous prime is 29420306759. The next prime is 29420306791. The reversal of 29420306789 is 98760302492.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28914281764 + 506025025 = 170042^2 + 22495^2 .

It is a cyclic number.

It is not a de Polignac number, because 29420306789 - 2⁸ = 29420306533 is a prime.

Together with 29420306791, 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 (29420306759) 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, 14710153394 + 14710153395.

It is an arithmetic number, because the mean of its divisors is an integer number (14710153395).

Almost surely, 2^29420306789 is an apocalyptic number.

It is an amenable number.

29420306789 is a deficient number, since it is larger than the sum of its proper divisors (1).

29420306789 is an equidigital number, since it uses as much as digits as its factorization.

29420306789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 29420306789 in words is "twenty-nine billion, four hundred twenty million, three hundred six thousand, seven hundred eighty-nine".