67607730319673 has 2 divisors, whose sum is σ = 67607730319674. Its totient is φ = 67607730319672.

The previous prime is 67607730319637. The next prime is 67607730319693. The reversal of 67607730319673 is 37691303770676.

Together with previous prime (67607730319637) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43560897604624 + 24046832715049 = 6600068^2 + 4903757^2 .

It is a cyclic number.

It is not a de Polignac number, because 67607730319673 - 2¹⁸ = 67607730057529 is a prime.

It is not a weakly prime, because it can be changed into another prime (67607730319693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33803865159836 + 33803865159837.

It is an arithmetic number, because the mean of its divisors is an integer number (33803865159837).

Almost surely, 2^{67607730319673} is an apocalyptic number.

It is an amenable number.

67607730319673 is a deficient number, since it is larger than the sum of its proper divisors (1).

67607730319673 is an equidigital number, since it uses as much as digits as its factorization.

67607730319673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126023688, while the sum is 65.

The spelling of 67607730319673 in words is "sixty-seven trillion, six hundred seven billion, seven hundred thirty million, three hundred nineteen thousand, six hundred seventy-three".