1394401168384 has 88 divisors (see below), whose sum is σ = 3187444749728. Its totient is φ = 597263155200.

The previous prime is 1394401168339. The next prime is 1394401168387. The reversal of 1394401168384 is 4838611044931.

It is not an unprimeable number, because it can be changed into a prime (1394401168387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12855562 + ... + 12963574.

Almost surely, 2^{1394401168384} is an apocalyptic number.

1394401168384 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1394401168384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1593722374864).

1394401168384 is an abundant number, since it is smaller than the sum of its proper divisors (1793043581344).

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

1394401168384 is a wasteful number, since it uses less digits than its factorization.

1394401168384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109841 (or 109823 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 52.

The spelling of 1394401168384 in words is "one trillion, three hundred ninety-four billion, four hundred one million, one hundred sixty-eight thousand, three hundred eighty-four".