2118846828 has 48 divisors (see below), whose sum is σ = 5765580800. Its totient is φ = 605383632.

The previous prime is 2118846811. The next prime is 2118846839. The reversal of 2118846828 is 8286488112.

2118846828 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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, 253276 + ... + 261507.

Almost surely, 2^2118846828 is an apocalyptic number.

2118846828 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2118846828 is an abundant number, since it is smaller than the sum of its proper divisors (3646733972).

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

2118846828 is a wasteful number, since it uses less digits than its factorization.

2118846828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514811 (or 514795 counting only the distinct ones).

The product of its digits is 393216, while the sum is 48.

The square root of 2118846828 is about 46030.9333818032. The cubic root of 2118846828 is about 1284.3986907405.

The spelling of 2118846828 in words is "two billion, one hundred eighteen million, eight hundred forty-six thousand, eight hundred twenty-eight".