67823136043 has 4 divisors (see below), whose sum is σ = 73040300368. Its totient is φ = 62605971720.

The previous prime is 67823136037. The next prime is 67823136067. The reversal of 67823136043 is 34063132876.

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 67823136043 - 2⁹ = 67823135531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67823136013) 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, 2608582143 + ... + 2608582168.

It is an arithmetic number, because the mean of its divisors is an integer number (18260075092).

Almost surely, 2^67823136043 is an apocalyptic number.

67823136043 is a deficient number, since it is larger than the sum of its proper divisors (5217164325).

67823136043 is a wasteful number, since it uses less digits than its factorization.

67823136043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5217164324.

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 67823136043 in words is "sixty-seven billion, eight hundred twenty-three million, one hundred thirty-six thousand, forty-three".