13439869029 has 36 divisors (see below), whose sum is σ = 20233528224. Its totient is φ = 8914981824.

The previous prime is 13439869007. The next prime is 13439869031. The reversal of 13439869029 is 92096893431.

It is not a de Polignac number, because 13439869029 - 2¹⁶ = 13439803493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13439869049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 27597024 + ... + 27597510.

Almost surely, 2^13439869029 is an apocalyptic number.

It is an amenable number.

13439869029 is a deficient number, since it is larger than the sum of its proper divisors (6793659195).

13439869029 is an frugal number, since it uses more digits than its factorization.

13439869029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176 (or 827 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 54.

The spelling of 13439869029 in words is "thirteen billion, four hundred thirty-nine million, eight hundred sixty-nine thousand, twenty-nine".