1338122174208 has 72 divisors (see below), whose sum is σ = 3562809734400. Its totient is φ = 445858704384.

The previous prime is 1338122174197. The next prime is 1338122174227. The reversal of 1338122174208 is 8024712218331.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1338122174208.

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, 1534233 + ... + 2242791.

Almost surely, 2^{1338122174208} is an apocalyptic number.

It is an amenable number.

1338122174208 is an abundant number, since it is smaller than the sum of its proper divisors (2224687560192).

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

1338122174208 is an equidigital number, since it uses as much as digits as its factorization.

1338122174208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711037 (or 711023 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 42.

The spelling of 1338122174208 in words is "one trillion, three hundred thirty-eight billion, one hundred twenty-two million, one hundred seventy-four thousand, two hundred eight".