2828157688 has 16 divisors (see below), whose sum is σ = 5309461080. Its totient is φ = 1412301408.

The previous prime is 2828157679. The next prime is 2828157707. The reversal of 2828157688 is 8867518282.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215406 + ... + 228157.

Almost surely, 2^2828157688 is an apocalyptic number.

It is an amenable number.

2828157688 is a deficient number, since it is larger than the sum of its proper divisors (2481303392).

2828157688 is a wasteful number, since it uses less digits than its factorization.

2828157688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444366 (or 444362 counting only the distinct ones).

The product of its digits is 3440640, while the sum is 55.

The square root of 2828157688 is about 53180.4257974680. The cubic root of 2828157688 is about 1414.1686548227.

The spelling of 2828157688 in words is "two billion, eight hundred twenty-eight million, one hundred fifty-seven thousand, six hundred eighty-eight".