26454339133 has 2 divisors, whose sum is σ = 26454339134. Its totient is φ = 26454339132.

The previous prime is 26454339101. The next prime is 26454339173. The reversal of 26454339133 is 33193345462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20465591364 + 5988747769 = 143058^2 + 77387^2 .

It is a cyclic number.

It is not a de Polignac number, because 26454339133 - 2⁵ = 26454339101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26454339133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26454339173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13227169566 + 13227169567.

It is an arithmetic number, because the mean of its divisors is an integer number (13227169567).

Almost surely, 2^26454339133 is an apocalyptic number.

It is an amenable number.

26454339133 is a deficient number, since it is larger than the sum of its proper divisors (1).

26454339133 is an equidigital number, since it uses as much as digits as its factorization.

26454339133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 699840, while the sum is 43.

The spelling of 26454339133 in words is "twenty-six billion, four hundred fifty-four million, three hundred thirty-nine thousand, one hundred thirty-three".