2659723848 has 48 divisors (see below), whose sum is σ = 7627152780. Its totient is φ = 834422784.

The previous prime is 2659723817. The next prime is 2659723853. The reversal of 2659723848 is 8483279562.

2659723848 is a `hidden beast` number, since 2 + 6 + 597 + 2 + 3 + 8 + 48 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2599164324 + 60559524 = 50982^2 + 7782^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2659723794 and 2659723803.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1085265 + ... + 1087712.

Almost surely, 2^2659723848 is an apocalyptic number.

It is an amenable number.

2659723848 is an abundant number, since it is smaller than the sum of its proper divisors (4967428932).

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

2659723848 is a wasteful number, since it uses less digits than its factorization.

2659723848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2173006 (or 2172999 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The square root of 2659723848 is about 51572.5105846128. The cubic root of 2659723848 is about 1385.5180323538.

The spelling of 2659723848 in words is "two billion, six hundred fifty-nine million, seven hundred twenty-three thousand, eight hundred forty-eight".