2588669656 has 32 divisors (see below), whose sum is σ = 4929223680. Its totient is φ = 1274263200.

The previous prime is 2588669651. The next prime is 2588669669. The reversal of 2588669656 is 6569668852.

It is a junction number, because it is equal to n+sod(n) for n = 2588669594 and 2588669603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2588669651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444121 + ... + 449911.

It is an arithmetic number, because the mean of its divisors is an integer number (154038240).

Almost surely, 2^2588669656 is an apocalyptic number.

It is an amenable number.

2588669656 is a deficient number, since it is larger than the sum of its proper divisors (2340554024).

2588669656 is a wasteful number, since it uses less digits than its factorization.

2588669656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6655 (or 6651 counting only the distinct ones).

The product of its digits is 37324800, while the sum is 61.

The square root of 2588669656 is about 50878.9706656886. The cubic root of 2588669656 is about 1373.0685222178.

The spelling of 2588669656 in words is "two billion, five hundred eighty-eight million, six hundred sixty-nine thousand, six hundred fifty-six".