29839429067 has 4 divisors (see below), whose sum is σ = 34102204656. Its totient is φ = 25576653480.

The previous prime is 29839429057. The next prime is 29839429069. The reversal of 29839429067 is 76092493892.

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

It is not a de Polignac number, because 29839429067 - 2⁶ = 29839429003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29839428997 and 29839429015.

It is not an unprimeable number, because it can be changed into a prime (29839429069) 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 3 ways as a sum of consecutive naturals, for example, 2131387784 + ... + 2131387797.

It is an arithmetic number, because the mean of its divisors is an integer number (8525551164).

Almost surely, 2^29839429067 is an apocalyptic number.

29839429067 is a deficient number, since it is larger than the sum of its proper divisors (4262775589).

29839429067 is an equidigital number, since it uses as much as digits as its factorization.

29839429067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4262775588.

The product of its (nonzero) digits is 11757312, while the sum is 59.

The spelling of 29839429067 in words is "twenty-nine billion, eight hundred thirty-nine million, four hundred twenty-nine thousand, sixty-seven".