2789658652 has 24 divisors (see below), whose sum is σ = 5343085440. Its totient is φ = 1263890160.

The previous prime is 2789658647. The next prime is 2789658667. The reversal of 2789658652 is 2568569872.

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 7 ways as a sum of consecutive naturals, for example, 89752 + ... + 116767.

It is an arithmetic number, because the mean of its divisors is an integer number (222628560).

Almost surely, 2^2789658652 is an apocalyptic number.

2789658652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2789658652 is a deficient number, since it is larger than the sum of its proper divisors (2553426788).

2789658652 is a wasteful number, since it uses less digits than its factorization.

2789658652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206841 (or 206839 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 58.

The square root of 2789658652 is about 52817.2192755355. The cubic root of 2789658652 is about 1407.7224017715.

The spelling of 2789658652 in words is "two billion, seven hundred eighty-nine million, six hundred fifty-eight thousand, six hundred fifty-two".