26535412601 has 2 divisors, whose sum is σ = 26535412602. Its totient is φ = 26535412600.

The previous prime is 26535412571. The next prime is 26535412627. The reversal of 26535412601 is 10621453562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17292513001 + 9242899600 = 131501^2 + 96140^2 .

It is a cyclic number.

It is not a de Polignac number, because 26535412601 - 2⁶ = 26535412537 is a prime.

It is not a weakly prime, because it can be changed into another prime (26535412201) 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, 13267706300 + 13267706301.

It is an arithmetic number, because the mean of its divisors is an integer number (13267706301).

Almost surely, 2^26535412601 is an apocalyptic number.

It is an amenable number.

26535412601 is a deficient number, since it is larger than the sum of its proper divisors (1).

26535412601 is an equidigital number, since it uses as much as digits as its factorization.

26535412601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 26535412601 in words is "twenty-six billion, five hundred thirty-five million, four hundred twelve thousand, six hundred one".