13028937729 has 8 divisors (see below), whose sum is σ = 17795622432. Its totient is φ = 8474105760.

The previous prime is 13028937721. The next prime is 13028937739. The reversal of 13028937729 is 92773982031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13028937729 - 2³ = 13028937721 is a prime.

It is a super-3 number, since 3×13028937729³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13028937721) 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 7 ways as a sum of consecutive naturals, for example, 52963039 + ... + 52963284.

It is an arithmetic number, because the mean of its divisors is an integer number (2224452804).

Almost surely, 2^13028937729 is an apocalyptic number.

It is an amenable number.

13028937729 is a deficient number, since it is larger than the sum of its proper divisors (4766684703).

13028937729 is a wasteful number, since it uses less digits than its factorization.

13028937729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105926367.

The product of its (nonzero) digits is 1143072, while the sum is 51.

The spelling of 13028937729 in words is "thirteen billion, twenty-eight million, nine hundred thirty-seven thousand, seven hundred twenty-nine".