29384380081 has 8 divisors (see below), whose sum is σ = 33585081344. Its totient is φ = 25184412000.

The previous prime is 29384380073. The next prime is 29384380093. The reversal of 29384380081 is 18008348392.

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 29384380081 - 2³ = 29384380073 is a prime.

It is a super-2 number, since 2×29384380081² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29384380381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94545 + ... + 260206.

It is an arithmetic number, because the mean of its divisors is an integer number (4198135168).

Almost surely, 2^29384380081 is an apocalyptic number.

It is an amenable number.

29384380081 is a deficient number, since it is larger than the sum of its proper divisors (4200701263).

29384380081 is a wasteful number, since it uses less digits than its factorization.

29384380081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366591.

The product of its (nonzero) digits is 331776, while the sum is 46.

The spelling of 29384380081 in words is "twenty-nine billion, three hundred eighty-four million, three hundred eighty thousand, eighty-one".