5441921982 has 80 divisors (see below), whose sum is σ = 14071529472. Its totient is φ = 1539706320.

The previous prime is 5441921981. The next prime is 5441922011. The reversal of 5441921982 is 2891291445.

It is a happy number.

5441921982 is a `hidden beast` number, since 544 + 1 + 9 + 21 + 9 + 82 = 666.

It is a super-2 number, since 2×5441921982² = 59229029716349616648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5441921981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 93507 + ... + 140097.

Almost surely, 2^5441921982 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5441921982, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7035764736).

5441921982 is an abundant number, since it is smaller than the sum of its proper divisors (8629607490).

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

5441921982 is a wasteful number, since it uses less digits than its factorization.

5441921982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46715 (or 46706 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 5441921982 is about 73769.3837713180. The cubic root of 5441921982 is about 1758.9389676982.

The spelling of 5441921982 in words is "five billion, four hundred forty-one million, nine hundred twenty-one thousand, nine hundred eighty-two".