26911062641 has 2 divisors, whose sum is σ = 26911062642. Its totient is φ = 26911062640.

The previous prime is 26911062631. The next prime is 26911062649. The reversal of 26911062641 is 14626011962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20965881616 + 5945181025 = 144796^2 + 77105^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26911062641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26911062595 and 26911062604.

It is not a weakly prime, because it can be changed into another prime (26911062649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13455531320 + 13455531321.

It is an arithmetic number, because the mean of its divisors is an integer number (13455531321).

Almost surely, 2^26911062641 is an apocalyptic number.

It is an amenable number.

26911062641 is a deficient number, since it is larger than the sum of its proper divisors (1).

26911062641 is an equidigital number, since it uses as much as digits as its factorization.

26911062641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 26911062641 in words is "twenty-six billion, nine hundred eleven million, sixty-two thousand, six hundred forty-one".