26320310629 has 2 divisors, whose sum is σ = 26320310630. Its totient is φ = 26320310628.

The previous prime is 26320310461. The next prime is 26320310641. The reversal of 26320310629 is 92601302362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25911340900 + 408969729 = 160970^2 + 20223^2 .

It is a cyclic number.

It is not a de Polignac number, because 26320310629 - 2¹⁹ = 26319786341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26320310594 and 26320310603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26320310669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13160155314 + 13160155315.

It is an arithmetic number, because the mean of its divisors is an integer number (13160155315).

Almost surely, 2^26320310629 is an apocalyptic number.

It is an amenable number.

26320310629 is a deficient number, since it is larger than the sum of its proper divisors (1).

26320310629 is an equidigital number, since it uses as much as digits as its factorization.

26320310629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 26320310629 in words is "twenty-six billion, three hundred twenty million, three hundred ten thousand, six hundred twenty-nine".