29891484393 has 8 divisors (see below), whose sum is σ = 39864292608. Its totient is φ = 19923166224.

The previous prime is 29891484383. The next prime is 29891484419. The reversal of 29891484393 is 39348419892.

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

It is not a de Polignac number, because 29891484393 - 2²⁹ = 29354613481 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (29891484383) 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, 1106946 + ... + 1133627.

It is an arithmetic number, because the mean of its divisors is an integer number (4983036576).

Almost surely, 2^29891484393 is an apocalyptic number.

It is an amenable number.

29891484393 is a deficient number, since it is larger than the sum of its proper divisors (9972808215).

29891484393 is a wasteful number, since it uses less digits than its factorization.

29891484393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245023.

The product of its digits is 13436928, while the sum is 60.

The spelling of 29891484393 in words is "twenty-nine billion, eight hundred ninety-one million, four hundred eighty-four thousand, three hundred ninety-three".