29412836813 has 4 divisors (see below), whose sum is σ = 29414013948. Its totient is φ = 29411659680.

The previous prime is 29412836809. The next prime is 29412836819. The reversal of 29412836813 is 31863821492.

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 15511955209 + 13900881604 = 124547^2 + 117902^2 .

It is a cyclic number.

It is not a de Polignac number, because 29412836813 - 2² = 29412836809 is a prime.

It is a super-2 number, since 2×29412836813² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29412836819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550256 + ... + 601337.

It is an arithmetic number, because the mean of its divisors is an integer number (7353503487).

Almost surely, 2^29412836813 is an apocalyptic number.

It is an amenable number.

29412836813 is a deficient number, since it is larger than the sum of its proper divisors (1177135).

29412836813 is a wasteful number, since it uses less digits than its factorization.

29412836813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177134.

The product of its digits is 497664, while the sum is 47.

The spelling of 29412836813 in words is "twenty-nine billion, four hundred twelve million, eight hundred thirty-six thousand, eight hundred thirteen".