1384645432848 has 320 divisors, whose sum is σ = 3906757951488. Its totient is φ = 420978032640.

The previous prime is 1384645432801. The next prime is 1384645432867. The reversal of 1384645432848 is 8482345464831.

It is a super-2 number, since 2×1384645432848² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1384645432791 and 1384645432800.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1012907461 + ... + 1012908827.

Almost surely, 2^{1384645432848} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1384645432848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1953378975744).

1384645432848 is an abundant number, since it is smaller than the sum of its proper divisors (2522112518640).

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

1384645432848 is a wasteful number, since it uses less digits than its factorization.

1384645432848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750 (or 1744 counting only the distinct ones).

The product of its digits is 70778880, while the sum is 60.

The spelling of 1384645432848 in words is "one trillion, three hundred eighty-four billion, six hundred forty-five million, four hundred thirty-two thousand, eight hundred forty-eight".