2068163648 has 28 divisors (see below), whose sum is σ = 4131210432. Its totient is φ = 1027228800.

The previous prime is 2068163641. The next prime is 2068163651. The reversal of 2068163648 is 8463618602.

It is a junction number, because it is equal to n+sod(n) for n = 2068163599 and 2068163608.

It is not an unprimeable number, because it can be changed into a prime (2068163641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97340 + ... + 116667.

Almost surely, 2^2068163648 is an apocalyptic number.

It is an amenable number.

2068163648 is a deficient number, since it is larger than the sum of its proper divisors (2063046784).

2068163648 is a wasteful number, since it uses less digits than its factorization.

2068163648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214170 (or 214160 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 44.

The square root of 2068163648 is about 45477.0672757160. The cubic root of 2068163648 is about 1274.0749199969.

The spelling of 2068163648 in words is "two billion, sixty-eight million, one hundred sixty-three thousand, six hundred forty-eight".