6771449850624 has 216 divisors, whose sum is σ = 20269852861440. Its totient is φ = 2254586876928.

The previous prime is 6771449850569. The next prime is 6771449850707. The reversal of 6771449850624 is 4260589441776.

6771449850624 is a `hidden beast` number, since 6 + 7 + 7 + 14 + 4 + 98 + 506 + 24 = 666.

It is a tau number, because it is divible by the number of its divisors (216).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55117137 + ... + 55239855.

Almost surely, 2^{6771449850624} is an apocalyptic number.

6771449850624 is a gapful number since it is divisible by the number (64) 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 6771449850624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10134926430720).

6771449850624 is an abundant number, since it is smaller than the sum of its proper divisors (13498403010816).

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

6771449850624 is an equidigital number, since it uses as much as digits as its factorization.

6771449850624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123637 (or 123611 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 63.

The spelling of 6771449850624 in words is "six trillion, seven hundred seventy-one billion, four hundred forty-nine million, eight hundred fifty thousand, six hundred twenty-four".