13278132203208 has 32 divisors (see below), whose sum is σ = 33199288961760. Its totient is φ = 4425516273920.

The previous prime is 13278132203197. The next prime is 13278132203227. The reversal of 13278132203208 is 80230223187231.

It is a self number, because there is not a number n which added to its sum of digits gives 13278132203208.

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, 32781633 + ... + 33184208.

It is an arithmetic number, because the mean of its divisors is an integer number (1037477780055).

Almost surely, 2^{13278132203208} is an apocalyptic number.

It is an amenable number.

13278132203208 is an abundant number, since it is smaller than the sum of its proper divisors (19921156758552).

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

13278132203208 is a wasteful number, since it uses less digits than its factorization.

13278132203208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65974237 (or 65974233 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 13278132203208 in words is "thirteen trillion, two hundred seventy-eight billion, one hundred thirty-two million, two hundred three thousand, two hundred eight".