26538192656 has 20 divisors (see below), whose sum is σ = 51424250304. Its totient is φ = 13267418400.

The previous prime is 26538192617. The next prime is 26538192671. The reversal of 26538192656 is 65629183562.

It is a junction number, because it is equal to n+sod(n) for n = 26538192598 and 26538192607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30941 + ... + 232451.

Almost surely, 2^26538192656 is an apocalyptic number.

It is an amenable number.

26538192656 is a deficient number, since it is larger than the sum of its proper divisors (24886057648).

26538192656 is a wasteful number, since it uses less digits than its factorization.

26538192656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209750 (or 209744 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 53.

The spelling of 26538192656 in words is "twenty-six billion, five hundred thirty-eight million, one hundred ninety-two thousand, six hundred fifty-six".