6773721848256 has 672 divisors, whose sum is σ = 21936646195200. Its totient is φ = 1824000491520.

The previous prime is 6773721848227. The next prime is 6773721848281. The reversal of 6773721848256 is 6528481273776.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

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, 4163319315 + ... + 4163320941.

Almost surely, 2^{6773721848256} is an apocalyptic number.

6773721848256 is a gapful number since it is divisible by the number (66) 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 6773721848256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10968323097600).

6773721848256 is an abundant number, since it is smaller than the sum of its proper divisors (15162924346944).

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

6773721848256 is a wasteful number, since it uses less digits than its factorization.

6773721848256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065 (or 2038 counting only the distinct ones).

The product of its digits is 189665280, while the sum is 66.

It can be divided in two parts, 677372 and 1848256, that added together give a triangular number (2525628 = T₂₂₄₇).

The spelling of 6773721848256 in words is "six trillion, seven hundred seventy-three billion, seven hundred twenty-one million, eight hundred forty-eight thousand, two hundred fifty-six".