23378355216 has 80 divisors (see below), whose sum is σ = 67131417600. Its totient is φ = 7789663872.

The previous prime is 23378355157. The next prime is 23378355227. The reversal of 23378355216 is 61255387332.

23378355216 is a `hidden beast` number, since 2 + 3 + 3 + 7 + 83 + 552 + 16 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1234330 + ... + 1253126.

It is an arithmetic number, because the mean of its divisors is an integer number (839142720).

Almost surely, 2^23378355216 is an apocalyptic number.

It is an amenable number.

23378355216 is an abundant number, since it is smaller than the sum of its proper divisors (43753062384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23378355216 is a wasteful number, since it uses less digits than its factorization.

23378355216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21693 (or 21681 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The spelling of 23378355216 in words is "twenty-three billion, three hundred seventy-eight million, three hundred fifty-five thousand, two hundred sixteen".