67873541093 has 4 divisors (see below), whose sum is σ = 67899479340. Its totient is φ = 67847602848.

The previous prime is 67873541083. The next prime is 67873541107. The reversal of 67873541093 is 39014537876.

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

It can be written as a sum of positive squares in 2 ways, for example, as 60674527684 + 7199013409 = 246322^2 + 84847^2 .

It is a cyclic number.

It is not a de Polignac number, because 67873541093 - 2¹⁰ = 67873540069 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 (67873541083) 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, 12965198 + ... + 12970431.

It is an arithmetic number, because the mean of its divisors is an integer number (16974869835).

Almost surely, 2^67873541093 is an apocalyptic number.

It is an amenable number.

67873541093 is a deficient number, since it is larger than the sum of its proper divisors (25938247).

67873541093 is a wasteful number, since it uses less digits than its factorization.

67873541093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25938246.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 67873541093 in words is "sixty-seven billion, eight hundred seventy-three million, five hundred forty-one thousand, ninety-three".