2163146756 has 24 divisors (see below), whose sum is σ = 3806584320. Its totient is φ = 1075568832.

The previous prime is 2163146729. The next prime is 2163146767. The reversal of 2163146756 is 6576413612.

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, 597905 + ... + 601511.

It is an arithmetic number, because the mean of its divisors is an integer number (158607680).

Almost surely, 2^2163146756 is an apocalyptic number.

It is an amenable number.

2163146756 is a deficient number, since it is larger than the sum of its proper divisors (1643437564).

2163146756 is a wasteful number, since it uses less digits than its factorization.

2163146756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4403 (or 4401 counting only the distinct ones).

The product of its digits is 181440, while the sum is 41.

The square root of 2163146756 is about 46509.6415380725. The cubic root of 2163146756 is about 1293.2882390897.

The spelling of 2163146756 in words is "two billion, one hundred sixty-three million, one hundred forty-six thousand, seven hundred fifty-six".