6773721848257 has 16 divisors (see below), whose sum is σ = 8507029014400. Its totient is φ = 5359428272016.

The previous prime is 6773721848227. The next prime is 6773721848281. The reversal of 6773721848257 is 7528481273776.

It is not a de Polignac number, because 6773721848257 - 2⁷ = 6773721848129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6773721848192 and 6773721848201.

It is not an unprimeable number, because it can be changed into a prime (6773721848227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 759551703 + ... + 759560620.

It is an arithmetic number, because the mean of its divisors is an integer number (531689313400).

Almost surely, 2^{6773721848257} is an apocalyptic number.

It is an amenable number.

6773721848257 is a deficient number, since it is larger than the sum of its proper divisors (1733307166143).

6773721848257 is a wasteful number, since it uses less digits than its factorization.

6773721848257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519112357 (or 1519112343 counting only the distinct ones).

The product of its digits is 221276160, while the sum is 67.

The spelling of 6773721848257 in words is "six trillion, seven hundred seventy-three billion, seven hundred twenty-one million, eight hundred forty-eight thousand, two hundred fifty-seven".