1884384907441 has 9 divisors (see below), whose sum is σ = 1925397174649. Its totient is φ = 1844228466004.

The previous prime is 1884384907439. The next prime is 1884384907469. The reversal of 1884384907441 is 1447094834881.

It is a happy number.

The square root of 1884384907441 is 1372729.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1884384907441 - 2¹ = 1884384907439 is a prime.

It is a super-2 number, since 2×1884384907441² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1884384907441.

It is not an unprimeable number, because it can be changed into a prime (1884384907421) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 64503660 + ... + 64532866.

Almost surely, 2^{1884384907441} is an apocalyptic number.

1884384907441 is the 1372729-th square number.

1884384907441 is the 686365-th centered octagonal number.

It is an amenable number.

1884384907441 is a deficient number, since it is larger than the sum of its proper divisors (41012267208).

1884384907441 is an frugal number, since it uses more digits than its factorization.

1884384907441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58508 (or 29254 counting only the distinct ones).

The product of its (nonzero) digits is 24772608, while the sum is 61.

The spelling of 1884384907441 in words is "one trillion, eight hundred eighty-four billion, three hundred eighty-four million, nine hundred seven thousand, four hundred forty-one".