6774744464891 has 8 divisors (see below), whose sum is σ = 7451110115904. Its totient is φ = 6120554736960.

The previous prime is 6774744464783. The next prime is 6774744464909. The reversal of 6774744464891 is 1984644474776.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6774744464891 - 2³⁴ = 6757564595707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6774744484891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5543980130 + ... + 5543981351.

It is an arithmetic number, because the mean of its divisors is an integer number (931388764488).

Almost surely, 2^{6774744464891} is an apocalyptic number.

6774744464891 is a deficient number, since it is larger than the sum of its proper divisors (676365651013).

6774744464891 is a wasteful number, since it uses less digits than its factorization.

6774744464891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11087961541.

The product of its digits is 910393344, while the sum is 71.

The spelling of 6774744464891 in words is "six trillion, seven hundred seventy-four billion, seven hundred forty-four million, four hundred sixty-four thousand, eight hundred ninety-one".