13585243847 has 16 divisors (see below), whose sum is σ = 16503289920. Its totient is φ = 10916855808.

The previous prime is 13585243831. The next prime is 13585243849. The reversal of 13585243847 is 74834258531.

It is a cyclic number.

It is not a de Polignac number, because 13585243847 - 2⁴ = 13585243831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13585243795 and 13585243804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13585243849) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191522 + ... + 252687.

It is an arithmetic number, because the mean of its divisors is an integer number (1031455620).

Almost surely, 2^13585243847 is an apocalyptic number.

13585243847 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

13585243847 is a deficient number, since it is larger than the sum of its proper divisors (2918046073).

13585243847 is a wasteful number, since it uses less digits than its factorization.

13585243847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444490.

The product of its digits is 3225600, while the sum is 50.

The spelling of 13585243847 in words is "thirteen billion, five hundred eighty-five million, two hundred forty-three thousand, eight hundred forty-seven".