12823488278 has 16 divisors (see below), whose sum is σ = 19304629344. Its totient is φ = 6388636800.

The previous prime is 12823488269. The next prime is 12823488283. The reversal of 12823488278 is 87288432821.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1239728 + ... + 1250028.

It is an arithmetic number, because the mean of its divisors is an integer number (1206539334).

Almost surely, 2^12823488278 is an apocalyptic number.

12823488278 is a deficient number, since it is larger than the sum of its proper divisors (6481141066).

12823488278 is a wasteful number, since it uses less digits than its factorization.

12823488278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12487.

The product of its digits is 2752512, while the sum is 53.

The spelling of 12823488278 in words is "twelve billion, eight hundred twenty-three million, four hundred eighty-eight thousand, two hundred seventy-eight".