7983553380 has 288 divisors, whose sum is σ = 26712698880. Its totient is φ = 1773446400.

The previous prime is 7983553363. The next prime is 7983553423. The reversal of 7983553380 is 833553897.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4275207 + ... + 4277073.

Almost surely, 2^7983553380 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 7983553380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13356349440).

7983553380 is an abundant number, since it is smaller than the sum of its proper divisors (18729145500).

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

7983553380 is a wasteful number, since it uses less digits than its factorization.

7983553380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1951 (or 1938 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 51.

The square root of 7983553380 is about 89350.7323976698. The cubic root of 7983553380 is about 1998.6285080532.

The spelling of 7983553380 in words is "seven billion, nine hundred eighty-three million, five hundred fifty-three thousand, three hundred eighty".