1338466751338 has 24 divisors (see below), whose sum is σ = 2141046058572. Its totient is φ = 627415793664.

The previous prime is 1338466751273. The next prime is 1338466751357. The reversal of 1338466751338 is 8331576648331.

It can be written as a sum of positive squares in 6 ways, for example, as 1335834343089 + 2632408249 = 1155783^2 + 51307^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4356681 + ... + 4653772.

Almost surely, 2^{1338466751338} is an apocalyptic number.

1338466751338 is a deficient number, since it is larger than the sum of its proper divisors (802579307234).

1338466751338 is a wasteful number, since it uses less digits than its factorization.

1338466751338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9010746 (or 9010729 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 58.

The spelling of 1338466751338 in words is "one trillion, three hundred thirty-eight billion, four hundred sixty-six million, seven hundred fifty-one thousand, three hundred thirty-eight".