29644841051 has 4 divisors (see below), whose sum is σ = 33879818352. Its totient is φ = 25409863752.

The previous prime is 29644841041. The next prime is 29644841063. The reversal of 29644841051 is 15014844692.

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

It is not a de Polignac number, because 29644841051 - 2²² = 29640646747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29644840993 and 29644841011.

It is not an unprimeable number, because it can be changed into a prime (29644841021) 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, 2117488640 + ... + 2117488653.

It is an arithmetic number, because the mean of its divisors is an integer number (8469954588).

Almost surely, 2^29644841051 is an apocalyptic number.

29644841051 is a deficient number, since it is larger than the sum of its proper divisors (4234977301).

29644841051 is an equidigital number, since it uses as much as digits as its factorization.

29644841051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4234977300.

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 29644841051 in words is "twenty-nine billion, six hundred forty-four million, eight hundred forty-one thousand, fifty-one".