29364946393 has 2 divisors, whose sum is σ = 29364946394. Its totient is φ = 29364946392.

The previous prime is 29364946361. The next prime is 29364946399. The reversal of 29364946393 is 39364946392.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17824386064 + 11540560329 = 133508^2 + 107427^2 .

It is a cyclic number.

It is not a de Polignac number, because 29364946393 - 2⁵ = 29364946361 is a prime.

It is not a weakly prime, because it can be changed into another prime (29364946399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14682473196 + 14682473197.

It is an arithmetic number, because the mean of its divisors is an integer number (14682473197).

Almost surely, 2^29364946393 is an apocalyptic number.

It is an amenable number.

29364946393 is a deficient number, since it is larger than the sum of its proper divisors (1).

29364946393 is an equidigital number, since it uses as much as digits as its factorization.

29364946393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22674816, while the sum is 58.

Subtracting 29364946393 from its reverse (39364946392), we obtain a palindrome (9999999999).

The spelling of 29364946393 in words is "twenty-nine billion, three hundred sixty-four million, nine hundred forty-six thousand, three hundred ninety-three".