26600550056 has 16 divisors (see below), whose sum is σ = 49917856500. Its totient is φ = 13289121664.

The previous prime is 26600549977. The next prime is 26600550061. The reversal of 26600550056 is 65005500662.

It can be written as a sum of positive squares in 2 ways, for example, as 26395201156 + 205348900 = 162466^2 + 14330^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26600549998 and 26600550025.

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, 1384031 + ... + 1403118.

Almost surely, 2^26600550056 is an apocalyptic number.

It is an amenable number.

26600550056 is a deficient number, since it is larger than the sum of its proper divisors (23317306444).

26600550056 is a wasteful number, since it uses less digits than its factorization.

26600550056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788348 (or 2788344 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 26600550056 in words is "twenty-six billion, six hundred million, five hundred fifty thousand, fifty-six".