2878648368964 has 27 divisors (see below), whose sum is σ = 5048614681663. Its totient is φ = 1436193850472.

The previous prime is 2878648368923. The next prime is 2878648368979. The reversal of 2878648368964 is 4698638468782.

The square root of 2878648368964 is 1696658.

It is a perfect power (a square), and thus also a powerful number.

2878648368964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2928431217 + ... + 2928432199.

Almost surely, 2^{2878648368964} is an apocalyptic number.

2878648368964 is the 1696658-th square number.

It is an amenable number.

2878648368964 is a deficient number, since it is larger than the sum of its proper divisors (2169966312699).

2878648368964 is an frugal number, since it uses more digits than its factorization.

2878648368964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3696 (or 1848 counting only the distinct ones).

The product of its digits is 5350883328, while the sum is 79.

The spelling of 2878648368964 in words is "two trillion, eight hundred seventy-eight billion, six hundred forty-eight million, three hundred sixty-eight thousand, nine hundred sixty-four".