6744012773121 has 48 divisors (see below), whose sum is σ = 11108588911056. Its totient is φ = 3905752117248.

The previous prime is 6744012773117. The next prime is 6744012773273. The reversal of 6744012773121 is 1213772104476.

6744012773121 is a `hidden beast` number, since 6 + 7 + 440 + 12 + 7 + 73 + 121 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 585867776400 + 6158144996721 = 765420^2 + 2481561^2 .

It is not a de Polignac number, because 6744012773121 - 2² = 6744012773117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6744012073121) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 29148931 + ... + 29379383.

It is an arithmetic number, because the mean of its divisors is an integer number (231428935647).

Almost surely, 2^{6744012773121} is an apocalyptic number.

It is an amenable number.

6744012773121 is a deficient number, since it is larger than the sum of its proper divisors (4364576137935).

6744012773121 is a wasteful number, since it uses less digits than its factorization.

6744012773121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245202 (or 245199 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 45.

Adding to 6744012773121 its reverse (1213772104476), we get a palindrome (7957784877597).

The spelling of 6744012773121 in words is "six trillion, seven hundred forty-four billion, twelve million, seven hundred seventy-three thousand, one hundred twenty-one".