29384848393921 has 8 divisors (see below), whose sum is σ = 29432831410944. Its totient is φ = 29336873297760.

The previous prime is 29384848393907. The next prime is 29384848393939. The reversal of 29384848393921 is 12939384848392.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 29384848393921 - 2³⁹ = 28835092580033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29384848393981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5468301 + ... + 9416581.

It is an arithmetic number, because the mean of its divisors is an integer number (3679103926368).

Almost surely, 2^{29384848393921} is an apocalyptic number.

It is an amenable number.

29384848393921 is a deficient number, since it is larger than the sum of its proper divisors (47983017023).

29384848393921 is a wasteful number, since it uses less digits than its factorization.

29384848393921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3960431.

The product of its digits is 644972544, while the sum is 73.

The spelling of 29384848393921 in words is "twenty-nine trillion, three hundred eighty-four billion, eight hundred forty-eight million, three hundred ninety-three thousand, nine hundred twenty-one".