26074089089 has 2 divisors, whose sum is σ = 26074089090. Its totient is φ = 26074089088.

The previous prime is 26074089071. The next prime is 26074089149. The reversal of 26074089089 is 98098047062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23038079089 + 3036010000 = 151783^2 + 55100^2 .

It is a cyclic number.

It is not a de Polignac number, because 26074089089 - 2¹⁶ = 26074023553 is a prime.

It is a super-2 number, since 2×26074089089² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26074089089.

It is not a weakly prime, because it can be changed into another prime (26074089029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13037044544 + 13037044545.

It is an arithmetic number, because the mean of its divisors is an integer number (13037044545).

Almost surely, 2^26074089089 is an apocalyptic number.

It is an amenable number.

26074089089 is a deficient number, since it is larger than the sum of its proper divisors (1).

26074089089 is an equidigital number, since it uses as much as digits as its factorization.

26074089089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 26074089089 in words is "twenty-six billion, seventy-four million, eighty-nine thousand, eighty-nine".