2128292164 has 12 divisors (see below), whose sum is σ = 3803756544. Its totient is φ = 1041504584.

The previous prime is 2128292147. The next prime is 2128292171. The reversal of 2128292164 is 4612928212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5660164 + ... + 5660539.

It is an arithmetic number, because the mean of its divisors is an integer number (316979712).

Almost surely, 2^2128292164 is an apocalyptic number.

It is an amenable number.

2128292164 is a deficient number, since it is larger than the sum of its proper divisors (1675464380).

2128292164 is a wasteful number, since it uses less digits than its factorization.

2128292164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11320754 (or 11320752 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 2128292164 is about 46133.4169989607. The cubic root of 2128292164 is about 1286.3043806567.

The spelling of 2128292164 in words is "two billion, one hundred twenty-eight million, two hundred ninety-two thousand, one hundred sixty-four".