1896956328384 has 448 divisors, whose sum is σ = 6130703308800. Its totient is φ = 571603931136.

The previous prime is 1896956328373. The next prime is 1896956328401. The reversal of 1896956328384 is 4838236596981.

It is a happy number.

1896956328384 is a `hidden beast` number, since 1 + 8 + 9 + 6 + 9 + 563 + 28 + 38 + 4 = 666.

It is a super-2 number, since 2×1896956328384² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

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, 367126569 + ... + 367131735.

It is an arithmetic number, because the mean of its divisors is an integer number (13684605600).

Almost surely, 2^{1896956328384} 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 1896956328384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3065351654400).

1896956328384 is an abundant number, since it is smaller than the sum of its proper divisors (4233746980416).

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

1896956328384 is a wasteful number, since it uses less digits than its factorization.

1896956328384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5537 (or 5521 counting only the distinct ones).

The product of its digits is 537477120, while the sum is 72.

The spelling of 1896956328384 in words is "one trillion, eight hundred ninety-six billion, nine hundred fifty-six million, three hundred twenty-eight thousand, three hundred eighty-four".