67300065491 has 2 divisors, whose sum is σ = 67300065492. Its totient is φ = 67300065490.

The previous prime is 67300065449. The next prime is 67300065557. The reversal of 67300065491 is 19456000376.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67300065491 - 2²² = 67295871187 is a prime.

It is not a weakly prime, because it can be changed into another prime (67300065191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33650032745 + 33650032746.

It is an arithmetic number, because the mean of its divisors is an integer number (33650032746).

Almost surely, 2^67300065491 is an apocalyptic number.

67300065491 is a deficient number, since it is larger than the sum of its proper divisors (1).

67300065491 is an equidigital number, since it uses as much as digits as its factorization.

67300065491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The spelling of 67300065491 in words is "sixty-seven billion, three hundred million, sixty-five thousand, four hundred ninety-one".