6782097667 has 4 divisors (see below), whose sum is σ = 6782545800. Its totient is φ = 6781649536.

The previous prime is 6782097661. The next prime is 6782097677. The reversal of 6782097667 is 7667902876.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6782097667 - 2³ = 6782097659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6782097661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200542 + ... + 231907.

It is an arithmetic number, because the mean of its divisors is an integer number (1695636450).

Almost surely, 2^6782097667 is an apocalyptic number.

6782097667 is a deficient number, since it is larger than the sum of its proper divisors (448133).

6782097667 is a wasteful number, since it uses less digits than its factorization.

6782097667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448132.

The product of its (nonzero) digits is 10668672, while the sum is 58.

The square root of 6782097667 is about 82353.4921360351. The cubic root of 6782097667 is about 1892.8724336607.

The spelling of 6782097667 in words is "six billion, seven hundred eighty-two million, ninety-seven thousand, six hundred sixty-seven".