6555483993600 has 720 divisors, whose sum is σ = 25270282312704. Its totient is φ = 1618163712000.

The previous prime is 6555483993599. The next prime is 6555483993613. The reversal of 6555483993600 is 63993845556.

6555483993600 is a `hidden beast` number, since 6 + 5 + 5 + 5 + 483 + 9 + 93 + 60 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 82097695 + ... + 82177505.

Almost surely, 2^{6555483993600} is an apocalyptic number.

6555483993600 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 6555483993600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12635141156352).

6555483993600 is an abundant number, since it is smaller than the sum of its proper divisors (18714798319104).

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

6555483993600 is a wasteful number, since it uses less digits than its factorization.

6555483993600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79899 (or 79875 counting only the distinct ones).

The product of its (nonzero) digits is 104976000, while the sum is 63.

The spelling of 6555483993600 in words is "six trillion, five hundred fifty-five billion, four hundred eighty-three million, nine hundred ninety-three thousand, six hundred".