2128625146 has 8 divisors (see below), whose sum is σ = 3193138080. Its totient is φ = 1064245788.

The previous prime is 2128625141. The next prime is 2128625171. The reversal of 2128625146 is 6415268212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2128625141) 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, 32275 + ... + 72793.

It is an arithmetic number, because the mean of its divisors is an integer number (399142260).

Almost surely, 2^2128625146 is an apocalyptic number.

2128625146 is a deficient number, since it is larger than the sum of its proper divisors (1064512934).

2128625146 is a wasteful number, since it uses less digits than its factorization.

2128625146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66788.

The product of its digits is 46080, while the sum is 37.

The square root of 2128625146 is about 46137.0257602286. The cubic root of 2128625146 is about 1286.3714600857.

The spelling of 2128625146 in words is "two billion, one hundred twenty-eight million, six hundred twenty-five thousand, one hundred forty-six".