29394813793 has 2 divisors, whose sum is σ = 29394813794. Its totient is φ = 29394813792.

The previous prime is 29394813787. The next prime is 29394813817. The reversal of 29394813793 is 39731849392.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28110881569 + 1283932224 = 167663^2 + 35832^2 .

It is a cyclic number.

It is not a de Polignac number, because 29394813793 - 2³³ = 20804879201 is a prime.

It is not a weakly prime, because it can be changed into another prime (29394813703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14697406896 + 14697406897.

It is an arithmetic number, because the mean of its divisors is an integer number (14697406897).

Almost surely, 2^29394813793 is an apocalyptic number.

It is an amenable number.

29394813793 is a deficient number, since it is larger than the sum of its proper divisors (1).

29394813793 is an equidigital number, since it uses as much as digits as its factorization.

29394813793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8817984, while the sum is 58.

The spelling of 29394813793 in words is "twenty-nine billion, three hundred ninety-four million, eight hundred thirteen thousand, seven hundred ninety-three".