67796873237 has 2 divisors, whose sum is σ = 67796873238. Its totient is φ = 67796873236.

The previous prime is 67796873203. The next prime is 67796873257. The reversal of 67796873237 is 73237869776.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66724572721 + 1072300516 = 258311^2 + 32746^2 .

It is a cyclic number.

It is not a de Polignac number, because 67796873237 - 2²⁰ = 67795824661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67796873257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33898436618 + 33898436619.

It is an arithmetic number, because the mean of its divisors is an integer number (33898436619).

Almost surely, 2^67796873237 is an apocalyptic number.

It is an amenable number.

67796873237 is a deficient number, since it is larger than the sum of its proper divisors (1).

67796873237 is an equidigital number, since it uses as much as digits as its factorization.

67796873237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112021056, while the sum is 65.

The spelling of 67796873237 in words is "sixty-seven billion, seven hundred ninety-six million, eight hundred seventy-three thousand, two hundred thirty-seven".