2016878148878 has 4 divisors (see below), whose sum is σ = 3025317223320. Its totient is φ = 1008439074438.

The previous prime is 2016878148841. The next prime is 2016878148911. The reversal of 2016878148878 is 8788418786102.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504219537218 + ... + 504219537221.

It is an arithmetic number, because the mean of its divisors is an integer number (756329305830).

Almost surely, 2^{2016878148878} is an apocalyptic number.

2016878148878 is a deficient number, since it is larger than the sum of its proper divisors (1008439074442).

2016878148878 is a wasteful number, since it uses less digits than its factorization.

2016878148878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008439074441.

The product of its (nonzero) digits is 77070336, while the sum is 68.

The spelling of 2016878148878 in words is "two trillion, sixteen billion, eight hundred seventy-eight million, one hundred forty-eight thousand, eight hundred seventy-eight".