26917084097 has 2 divisors, whose sum is σ = 26917084098. Its totient is φ = 26917084096.

The previous prime is 26917084091. The next prime is 26917084123. The reversal of 26917084097 is 79048071962.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25180611856 + 1736472241 = 158684^2 + 41671^2 .

It is a cyclic number.

It is not a de Polignac number, because 26917084097 - 2⁴ = 26917084081 is a prime.

It is not a weakly prime, because it can be changed into another prime (26917084091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13458542048 + 13458542049.

It is an arithmetic number, because the mean of its divisors is an integer number (13458542049).

Almost surely, 2^26917084097 is an apocalyptic number.

It is an amenable number.

26917084097 is a deficient number, since it is larger than the sum of its proper divisors (1).

26917084097 is an equidigital number, since it uses as much as digits as its factorization.

26917084097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1524096, while the sum is 53.

The spelling of 26917084097 in words is "twenty-six billion, nine hundred seventeen million, eighty-four thousand, ninety-seven".