878068577 has 2 divisors, whose sum is σ = 878068578. Its totient is φ = 878068576.

The previous prime is 878068561. The next prime is 878068589. The reversal of 878068577 is 775860878.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 696115456 + 181953121 = 26384^2 + 13489^2 .

It is a cyclic number.

It is not a de Polignac number, because 878068577 - 2⁴ = 878068561 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (878068507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439034288 + 439034289.

It is an arithmetic number, because the mean of its divisors is an integer number (439034289).

Almost surely, 2^878068577 is an apocalyptic number.

It is an amenable number.

878068577 is a deficient number, since it is larger than the sum of its proper divisors (1).

878068577 is an equidigital number, since it uses as much as digits as its factorization.

878068577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5268480, while the sum is 56.

The square root of 878068577 is about 29632.2219382887. The cubic root of 878068577 is about 957.5823776857.

The spelling of 878068577 in words is "eight hundred seventy-eight million, sixty-eight thousand, five hundred seventy-seven".