2659771852 has 48 divisors (see below), whose sum is σ = 4907814912. Its totient is φ = 1259677440.

The previous prime is 2659771847. The next prime is 2659771871. The reversal of 2659771852 is 2581779562.

It is a happy number.

2659771852 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2659771852.

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, 1161853 + ... + 1164139.

It is an arithmetic number, because the mean of its divisors is an integer number (102246144).

Almost surely, 2^2659771852 is an apocalyptic number.

It is an amenable number.

2659771852 is a deficient number, since it is larger than the sum of its proper divisors (2248043060).

2659771852 is a wasteful number, since it uses less digits than its factorization.

2659771852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2518 (or 2516 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 52.

The square root of 2659771852 is about 51572.9759854907. The cubic root of 2659771852 is about 1385.5263678065.

The spelling of 2659771852 in words is "two billion, six hundred fifty-nine million, seven hundred seventy-one thousand, eight hundred fifty-two".