26580896623 has 2 divisors, whose sum is σ = 26580896624. Its totient is φ = 26580896622.

The previous prime is 26580896609. The next prime is 26580896689. The reversal of 26580896623 is 32669808562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26580896623 - 2¹³ = 26580888431 is a prime.

It is a super-2 number, since 2×26580896623² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26580816623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13290448311 + 13290448312.

It is an arithmetic number, because the mean of its divisors is an integer number (13290448312).

Almost surely, 2^26580896623 is an apocalyptic number.

26580896623 is a deficient number, since it is larger than the sum of its proper divisors (1).

26580896623 is an equidigital number, since it uses as much as digits as its factorization.

26580896623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 26580896623 in words is "twenty-six billion, five hundred eighty million, eight hundred ninety-six thousand, six hundred twenty-three".