26074089161 has 2 divisors, whose sum is σ = 26074089162. Its totient is φ = 26074089160.

The previous prime is 26074089149. The next prime is 26074089187. The reversal of 26074089161 is 16198047062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25729764025 + 344325136 = 160405^2 + 18556^2 .

It is a cyclic number.

It is not a de Polignac number, because 26074089161 - 2¹⁰ = 26074088137 is a prime.

It is not a weakly prime, because it can be changed into another prime (26074089761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13037044580 + 13037044581.

It is an arithmetic number, because the mean of its divisors is an integer number (13037044581).

Almost surely, 2^26074089161 is an apocalyptic number.

It is an amenable number.

26074089161 is a deficient number, since it is larger than the sum of its proper divisors (1).

26074089161 is an equidigital number, since it uses as much as digits as its factorization.

26074089161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 44.

The spelling of 26074089161 in words is "twenty-six billion, seventy-four million, eighty-nine thousand, one hundred sixty-one".