29233650138243 has 4 divisors (see below), whose sum is σ = 38978200184328. Its totient is φ = 19489100092160.

The previous prime is 29233650138239. The next prime is 29233650138299. The reversal of 29233650138243 is 34283105633292.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 29233650138243 - 2² = 29233650138239 is a prime.

It is a super-2 number, since 2×29233650138243² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (29233650138643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4872275023038 + ... + 4872275023043.

It is an arithmetic number, because the mean of its divisors is an integer number (9744550046082).

Almost surely, 2^{29233650138243} is an apocalyptic number.

29233650138243 is a deficient number, since it is larger than the sum of its proper divisors (9744550046085).

29233650138243 is an equidigital number, since it uses as much as digits as its factorization.

29233650138243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9744550046084.

The product of its (nonzero) digits is 5598720, while the sum is 51.

The spelling of 29233650138243 in words is "twenty-nine trillion, two hundred thirty-three billion, six hundred fifty million, one hundred thirty-eight thousand, two hundred forty-three".