67873557238 has 16 divisors (see below), whose sum is σ = 102234073536. Its totient is φ = 33795706240.

The previous prime is 67873557211. The next prime is 67873557263. The reversal of 67873557238 is 83275537876.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 754995 + ... + 840097.

It is an arithmetic number, because the mean of its divisors is an integer number (6389629596).

Almost surely, 2^67873557238 is an apocalyptic number.

67873557238 is a deficient number, since it is larger than the sum of its proper divisors (34360516298).

67873557238 is a wasteful number, since it uses less digits than its factorization.

67873557238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86759.

The product of its digits is 59270400, while the sum is 61.

The spelling of 67873557238 in words is "sixty-seven billion, eight hundred seventy-three million, five hundred fifty-seven thousand, two hundred thirty-eight".