29069556629 has 4 divisors (see below), whose sum is σ = 29074908684. Its totient is φ = 29064204576.

The previous prime is 29069556619. The next prime is 29069556631. The reversal of 29069556629 is 92665596092.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19312660900 + 9756895729 = 138970^2 + 98777^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29069556629 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 (29069556619) 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, 2667872 + ... + 2678745.

It is an arithmetic number, because the mean of its divisors is an integer number (7268727171).

Almost surely, 2^29069556629 is an apocalyptic number.

It is an amenable number.

29069556629 is a deficient number, since it is larger than the sum of its proper divisors (5352055).

29069556629 is an equidigital number, since it uses as much as digits as its factorization.

29069556629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5352054.

The product of its (nonzero) digits is 15746400, while the sum is 59.

The spelling of 29069556629 in words is "twenty-nine billion, sixty-nine million, five hundred fifty-six thousand, six hundred twenty-nine".