2566788632 has 16 divisors (see below), whose sum is σ = 4819847760. Its totient is φ = 1281495904.

The previous prime is 2566788619. The next prime is 2566788667. The reversal of 2566788632 is 2368876652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231548 + ... + 242379.

It is an arithmetic number, because the mean of its divisors is an integer number (301240485).

Almost surely, 2^2566788632 is an apocalyptic number.

It is an amenable number.

2566788632 is a deficient number, since it is larger than the sum of its proper divisors (2253059128).

2566788632 is a wasteful number, since it uses less digits than its factorization.

2566788632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474610 (or 474606 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 53.

The square root of 2566788632 is about 50663.4842070697. The cubic root of 2566788632 is about 1369.1888981159.

The spelling of 2566788632 in words is "two billion, five hundred sixty-six million, seven hundred eighty-eight thousand, six hundred thirty-two".