29268366389 has 2 divisors, whose sum is σ = 29268366390. Its totient is φ = 29268366388.

The previous prime is 29268366371. The next prime is 29268366401. The reversal of 29268366389 is 98366386292.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28778408164 + 489958225 = 169642^2 + 22135^2 .

It is a cyclic number.

It is not a de Polignac number, because 29268366389 - 2³² = 24973399093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29268366329) 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, 14634183194 + 14634183195.

It is an arithmetic number, because the mean of its divisors is an integer number (14634183195).

Almost surely, 2^29268366389 is an apocalyptic number.

It is an amenable number.

29268366389 is a deficient number, since it is larger than the sum of its proper divisors (1).

29268366389 is an equidigital number, since it uses as much as digits as its factorization.

29268366389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40310784, while the sum is 62.

The spelling of 29268366389 in words is "twenty-nine billion, two hundred sixty-eight million, three hundred sixty-six thousand, three hundred eighty-nine".