67473070513 has 2 divisors, whose sum is σ = 67473070514. Its totient is φ = 67473070512.

The previous prime is 67473070507. The next prime is 67473070531. The reversal of 67473070513 is 31507037476.

Together with next prime (67473070531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65767628304 + 1705442209 = 256452^2 + 41297^2 .

It is a cyclic number.

It is not a de Polignac number, because 67473070513 - 2⁹ = 67473070001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67473070513.

It is not a weakly prime, because it can be changed into another prime (67473070573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33736535256 + 33736535257.

It is an arithmetic number, because the mean of its divisors is an integer number (33736535257).

Almost surely, 2^67473070513 is an apocalyptic number.

It is an amenable number.

67473070513 is a deficient number, since it is larger than the sum of its proper divisors (1).

67473070513 is an equidigital number, since it uses as much as digits as its factorization.

67473070513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 370440, while the sum is 43.

The spelling of 67473070513 in words is "sixty-seven billion, four hundred seventy-three million, seventy thousand, five hundred thirteen".