12843227535 has 16 divisors (see below), whose sum is σ = 21257756640. Its totient is φ = 6613523840.

The previous prime is 12843227519. The next prime is 12843227543. The reversal of 12843227535 is 53572234821.

It is not a de Polignac number, because 12843227535 - 2⁴ = 12843227519 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14761896 + ... + 14762765.

It is an arithmetic number, because the mean of its divisors is an integer number (1328609790).

Almost surely, 2^12843227535 is an apocalyptic number.

12843227535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12843227535 is a deficient number, since it is larger than the sum of its proper divisors (8414529105).

12843227535 is a wasteful number, since it uses less digits than its factorization.

12843227535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29524698.

The product of its digits is 403200, while the sum is 42.

The spelling of 12843227535 in words is "twelve billion, eight hundred forty-three million, two hundred twenty-seven thousand, five hundred thirty-five".