12869294824 has 16 divisors (see below), whose sum is σ = 24133695300. Its totient is φ = 6433642752.

The previous prime is 12869294821. The next prime is 12869294839. The reversal of 12869294824 is 42849296821.

It can be written as a sum of positive squares in 2 ways, for example, as 8764329924 + 4104964900 = 93618^2 + 64070^2 .

It is not an unprimeable number, because it can be changed into a prime (12869294821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69679 + ... + 174910.

Almost surely, 2^12869294824 is an apocalyptic number.

It is an amenable number.

12869294824 is a deficient number, since it is larger than the sum of its proper divisors (11264400476).

12869294824 is a wasteful number, since it uses less digits than its factorization.

12869294824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251172 (or 251168 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 55.

The spelling of 12869294824 in words is "twelve billion, eight hundred sixty-nine million, two hundred ninety-four thousand, eight hundred twenty-four".