6772206209761 has 6 divisors (see below), whose sum is σ = 6997711516386. Its totient is φ = 6553747944000.

The previous prime is 6772206209683. The next prime is 6772206209837. The reversal of 6772206209761 is 1679026022776.

It can be written as a sum of positive squares in only one way, i.e., 5580135297361 + 1192070912400 = 2362231^2 + 1091820^2 .

It is not a de Polignac number, because 6772206209761 - 2¹¹ = 6772206207713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6772206203761) 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 5 ways as a sum of consecutive naturals, for example, 3523519440 + ... + 3523521361.

It is an arithmetic number, because the mean of its divisors is an integer number (1166285252731).

Almost surely, 2^{6772206209761} is an apocalyptic number.

It is an amenable number.

6772206209761 is a deficient number, since it is larger than the sum of its proper divisors (225505306625).

6772206209761 is an equidigital number, since it uses as much as digits as its factorization.

6772206209761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7047040863 (or 7047040832 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 55.

The spelling of 6772206209761 in words is "six trillion, seven hundred seventy-two billion, two hundred six million, two hundred nine thousand, seven hundred sixty-one".