26936266961 has 16 divisors (see below), whose sum is σ = 28200856320. Its totient is φ = 25701429120.

The previous prime is 26936266901. The next prime is 26936266969. The reversal of 26936266961 is 16966263962.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26936266961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26936266897 and 26936266906.

It is not an unprimeable number, because it can be changed into a prime (26936266969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3150230 + ... + 3158768.

It is an arithmetic number, because the mean of its divisors is an integer number (1762553520).

Almost surely, 2^26936266961 is an apocalyptic number.

It is an amenable number.

26936266961 is a deficient number, since it is larger than the sum of its proper divisors (1264589359).

26936266961 is a wasteful number, since it uses less digits than its factorization.

26936266961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10264.

The product of its digits is 7558272, while the sum is 56.

The spelling of 26936266961 in words is "twenty-six billion, nine hundred thirty-six million, two hundred sixty-six thousand, nine hundred sixty-one".