4678067645939 has 2 divisors, whose sum is σ = 4678067645940. Its totient is φ = 4678067645938.

The previous prime is 4678067645917. The next prime is 4678067645959. The reversal of 4678067645939 is 9395467608764.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4678067645939 - 2¹² = 4678067641843 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4678067645959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2339033822969 + 2339033822970.

It is an arithmetic number, because the mean of its divisors is an integer number (2339033822970).

Almost surely, 2^{4678067645939} is an apocalyptic number.

4678067645939 is a deficient number, since it is larger than the sum of its proper divisors (1).

4678067645939 is an equidigital number, since it uses as much as digits as its factorization.

4678067645939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1646023680, while the sum is 74.

The spelling of 4678067645939 in words is "four trillion, six hundred seventy-eight billion, sixty-seven million, six hundred forty-five thousand, nine hundred thirty-nine".