67673370671 has 4 divisors (see below), whose sum is σ = 67677039144. Its totient is φ = 67669702200.

The previous prime is 67673370647. The next prime is 67673370689. The reversal of 67673370671 is 17607337676.

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 67673370671 - 2⁶ = 67673370607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67673370601) 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 3 ways as a sum of consecutive naturals, for example, 1806425 + ... + 1843506.

It is an arithmetic number, because the mean of its divisors is an integer number (16919259786).

Almost surely, 2^67673370671 is an apocalyptic number.

67673370671 is a deficient number, since it is larger than the sum of its proper divisors (3668473).

67673370671 is a wasteful number, since it uses less digits than its factorization.

67673370671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668472.

The product of its (nonzero) digits is 4667544, while the sum is 53.

The spelling of 67673370671 in words is "sixty-seven billion, six hundred seventy-three million, three hundred seventy thousand, six hundred seventy-one".