1381882631875 has 20 divisors (see below), whose sum is σ = 1763541011232. Its totient is φ = 1081984676000.

The previous prime is 1381882631867. The next prime is 1381882631881. The reversal of 1381882631875 is 5781362881831.

It is a happy number.

It is not a de Polignac number, because 1381882631875 - 2³ = 1381882631867 is a prime.

It is a Duffinian number.

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 19 ways as a sum of consecutive naturals, for example, 23492032 + ... + 23550781.

Almost surely, 2^{1381882631875} is an apocalyptic number.

1381882631875 is a deficient number, since it is larger than the sum of its proper divisors (381658379357).

1381882631875 is an frugal number, since it uses more digits than its factorization.

1381882631875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47042880 (or 47042865 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 61.

The spelling of 1381882631875 in words is "one trillion, three hundred eighty-one billion, eight hundred eighty-two million, six hundred thirty-one thousand, eight hundred seventy-five".