13550980529 has 8 divisors (see below), whose sum is σ = 13936237800. Its totient is φ = 13166724096.

The previous prime is 13550980501. The next prime is 13550980621. The reversal of 13550980529 is 92508905531.

It can be written as a sum of positive squares in 4 ways, for example, as 10256220529 + 3294760000 = 101273^2 + 57400^2 .

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

It is not a de Polignac number, because 13550980529 - 2²⁰ = 13549931953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13550985529) 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 7 ways as a sum of consecutive naturals, for example, 222704 + ... + 276945.

It is an arithmetic number, because the mean of its divisors is an integer number (1742029725).

Almost surely, 2^13550980529 is an apocalyptic number.

It is an amenable number.

13550980529 is a deficient number, since it is larger than the sum of its proper divisors (385257271).

13550980529 is an equidigital number, since it uses as much as digits as its factorization.

13550980529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500419.

The product of its (nonzero) digits is 486000, while the sum is 47.

The spelling of 13550980529 in words is "thirteen billion, five hundred fifty million, nine hundred eighty thousand, five hundred twenty-nine".