29990241789917 has 8 divisors (see below), whose sum is σ = 30158755192800. Its totient is φ = 29821739166864.

The previous prime is 29990241789913. The next prime is 29990241789947. The reversal of 29990241789917 is 71998714209992.

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 29990241789917 - 2² = 29990241789913 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29990241789913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2917559 + ... + 8276027.

It is an arithmetic number, because the mean of its divisors is an integer number (3769844399100).

Almost surely, 2^{29990241789917} is an apocalyptic number.

It is an amenable number.

29990241789917 is a deficient number, since it is larger than the sum of its proper divisors (168513402883).

29990241789917 is a wasteful number, since it uses less digits than its factorization.

29990241789917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5389915.

The product of its (nonzero) digits is 370355328, while the sum is 77.

The spelling of 29990241789917 in words is "twenty-nine trillion, nine hundred ninety billion, two hundred forty-one million, seven hundred eighty-nine thousand, nine hundred seventeen".