1378233870804 has 36 divisors (see below), whose sum is σ = 3981564516384. Its totient is φ = 393781105872.

The previous prime is 1378233870803. The next prime is 1378233870883. The reversal of 1378233870804 is 4080783328731.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1378233870803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2734590762 + ... + 2734591265.

It is an arithmetic number, because the mean of its divisors is an integer number (110599014344).

Almost surely, 2^{1378233870804} is an apocalyptic number.

1378233870804 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1378233870804 is an abundant number, since it is smaller than the sum of its proper divisors (2603330645580).

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

1378233870804 is a wasteful number, since it uses less digits than its factorization.

1378233870804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5469182044 (or 5469182039 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 1378233870804 in words is "one trillion, three hundred seventy-eight billion, two hundred thirty-three million, eight hundred seventy thousand, eight hundred four".