878208708875606 has 4 divisors (see below), whose sum is σ = 1317313063313412. Its totient is φ = 439104354437802.

The previous prime is 878208708875599. The next prime is 878208708875609. The reversal of 878208708875606 is 606578807802878.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (878208708875609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219552177218900 + ... + 219552177218903.

It is an arithmetic number, because the mean of its divisors is an integer number (329328265828353).

Almost surely, 2^{878208708875606} is an apocalyptic number.

878208708875606 is a deficient number, since it is larger than the sum of its proper divisors (439104354437806).

878208708875606 is a wasteful number, since it uses less digits than its factorization.

878208708875606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439104354437805.

The product of its (nonzero) digits is 4046192640, while the sum is 80.

The spelling of 878208708875606 in words is "eight hundred seventy-eight trillion, two hundred eight billion, seven hundred eight million, eight hundred seventy-five thousand, six hundred six".