878627863 has 8 divisors (see below), whose sum is σ = 902772080. Its totient is φ = 854504640.

The previous prime is 878627851. The next prime is 878627879. The reversal of 878627863 is 368726878.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 878627863 - 2⁵ = 878627831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (878627803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119683 + ... + 126811.

It is an arithmetic number, because the mean of its divisors is an integer number (112846510).

Almost surely, 2^878627863 is an apocalyptic number.

878627863 is a deficient number, since it is larger than the sum of its proper divisors (24144217).

878627863 is a wasteful number, since it uses less digits than its factorization.

878627863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10497.

The product of its digits is 5419008, while the sum is 55.

The square root of 878627863 is about 29641.6575616142. The cubic root of 878627863 is about 957.7856453131.

The spelling of 878627863 in words is "eight hundred seventy-eight million, six hundred twenty-seven thousand, eight hundred sixty-three".