12863144734 has 16 divisors (see below), whose sum is σ = 21116474496. Its totient is φ = 5828080600.

The previous prime is 12863144719. The next prime is 12863144737. The reversal of 12863144734 is 43744136821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12863144737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 933172 + ... + 946855.

It is an arithmetic number, because the mean of its divisors is an integer number (1319779656).

Almost surely, 2^12863144734 is an apocalyptic number.

12863144734 is a deficient number, since it is larger than the sum of its proper divisors (8253329762).

12863144734 is a wasteful number, since it uses less digits than its factorization.

12863144734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880351.

The product of its digits is 387072, while the sum is 43.

The spelling of 12863144734 in words is "twelve billion, eight hundred sixty-three million, one hundred forty-four thousand, seven hundred thirty-four".