378873928922 has 16 divisors (see below), whose sum is σ = 577538355840. Its totient is φ = 186378090912.

The previous prime is 378873928913. The next prime is 378873928949. The reversal of 378873928922 is 229829378873.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4191923 + ... + 4281350.

It is an arithmetic number, because the mean of its divisors is an integer number (36096147240).

Almost surely, 2^378873928922 is an apocalyptic number.

378873928922 is a deficient number, since it is larger than the sum of its proper divisors (198664426918).

378873928922 is a wasteful number, since it uses less digits than its factorization.

378873928922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8473637.

The product of its digits is 146313216, while the sum is 68.

The spelling of 378873928922 in words is "three hundred seventy-eight billion, eight hundred seventy-three million, nine hundred twenty-eight thousand, nine hundred twenty-two".