26260012507 has 2 divisors, whose sum is σ = 26260012508. Its totient is φ = 26260012506.

The previous prime is 26260012477. The next prime is 26260012511. The reversal of 26260012507 is 70521006262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26260012507 - 2⁷ = 26260012379 is a prime.

It is not a weakly prime, because it can be changed into another prime (26260012307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13130006253 + 13130006254.

It is an arithmetic number, because the mean of its divisors is an integer number (13130006254).

Almost surely, 2^26260012507 is an apocalyptic number.

26260012507 is a deficient number, since it is larger than the sum of its proper divisors (1).

26260012507 is an equidigital number, since it uses as much as digits as its factorization.

26260012507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

Adding to 26260012507 its reverse (70521006262), we get a palindrome (96781018769).

The spelling of 26260012507 in words is "twenty-six billion, two hundred sixty million, twelve thousand, five hundred seven".