878846662079 has 2 divisors, whose sum is σ = 878846662080. Its totient is φ = 878846662078.

The previous prime is 878846662021. The next prime is 878846662087. The reversal of 878846662079 is 970266648878.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 878846662079 - 2¹⁶ = 878846596543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (878846662009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439423331039 + 439423331040.

It is an arithmetic number, because the mean of its divisors is an integer number (439423331040).

Almost surely, 2^878846662079 is an apocalyptic number.

878846662079 is a deficient number, since it is larger than the sum of its proper divisors (1).

878846662079 is an equidigital number, since it uses as much as digits as its factorization.

878846662079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 390168576, while the sum is 71.

The spelling of 878846662079 in words is "eight hundred seventy-eight billion, eight hundred forty-six million, six hundred sixty-two thousand, seventy-nine".