6483820980 has 192 divisors, whose sum is σ = 23316185088. Its totient is φ = 1308510720.

The previous prime is 6483820951. The next prime is 6483820997. The reversal of 6483820980 is 890283846.

It is a happy number.

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, 99765 + ... + 151395.

It is an arithmetic number, because the mean of its divisors is an integer number (121438464).

Almost surely, 2^6483820980 is an apocalyptic number.

6483820980 is a gapful number since it is divisible by the number (60) 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 6483820980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11658092544).

6483820980 is an abundant number, since it is smaller than the sum of its proper divisors (16832364108).

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

6483820980 is a wasteful number, since it uses less digits than its factorization.

6483820980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51686 (or 51684 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The square root of 6483820980 is about 80522.1769452366. The cubic root of 6483820980 is about 1864.7058721038.

The spelling of 6483820980 in words is "six billion, four hundred eighty-three million, eight hundred twenty thousand, nine hundred eighty".