12823542356408 has 16 divisors (see below), whose sum is σ = 27479019335280. Its totient is φ = 5495803867008.

The previous prime is 12823542356399. The next prime is 12823542356419. The reversal of 12823542356408 is 80465324532821.

It is a self number, because there is not a number n which added to its sum of digits gives 12823542356408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114495913841 + ... + 114495913952.

It is an arithmetic number, because the mean of its divisors is an integer number (1717438708455).

Almost surely, 2^{12823542356408} is an apocalyptic number.

It is an amenable number.

12823542356408 is an abundant number, since it is smaller than the sum of its proper divisors (14655476978872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12823542356408 is a wasteful number, since it uses less digits than its factorization.

12823542356408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228991827806 (or 228991827802 counting only the distinct ones).

The product of its (nonzero) digits is 11059200, while the sum is 53.

The spelling of 12823542356408 in words is "twelve trillion, eight hundred twenty-three billion, five hundred forty-two million, three hundred fifty-six thousand, four hundred eight".