26225408029 has 2 divisors, whose sum is σ = 26225408030. Its totient is φ = 26225408028.

The previous prime is 26225408021. The next prime is 26225408047. The reversal of 26225408029 is 92080452262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22381656025 + 3843752004 = 149605^2 + 61998^2 .

It is a cyclic number.

It is not a de Polignac number, because 26225408029 - 2³ = 26225408021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26225407982 and 26225408000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26225408021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13112704014 + 13112704015.

It is an arithmetic number, because the mean of its divisors is an integer number (13112704015).

Almost surely, 2^26225408029 is an apocalyptic number.

It is an amenable number.

26225408029 is a deficient number, since it is larger than the sum of its proper divisors (1).

26225408029 is an equidigital number, since it uses as much as digits as its factorization.

26225408029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 26225408029 in words is "twenty-six billion, two hundred twenty-five million, four hundred eight thousand, twenty-nine".