13575609247871 has 12 divisors (see below), whose sum is σ = 14981400697032. Its totient is φ = 12292293750000.

The previous prime is 13575609247859. The next prime is 13575609247901. The reversal of 13575609247871 is 17874290657531.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-13575609247871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13575609247798 and 13575609247807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13575609247831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 223465880 + ... + 223526621.

It is an arithmetic number, because the mean of its divisors is an integer number (1248450058086).

It is a 1-persistent number, because it is pandigital, but 2⋅13575609247871 = 27151218495742 is not.

Almost surely, 2^{13575609247871} is an apocalyptic number.

13575609247871 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13575609247871 is a deficient number, since it is larger than the sum of its proper divisors (1405791449161).

13575609247871 is a wasteful number, since it uses less digits than its factorization.

13575609247871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446992774 (or 446992763 counting only the distinct ones).

The product of its (nonzero) digits is 88905600, while the sum is 65.

The spelling of 13575609247871 in words is "thirteen trillion, five hundred seventy-five billion, six hundred nine million, two hundred forty-seven thousand, eight hundred seventy-one".