26258236427 has 2 divisors, whose sum is σ = 26258236428. Its totient is φ = 26258236426.

The previous prime is 26258236399. The next prime is 26258236457. The reversal of 26258236427 is 72463285262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26258236427 - 2¹⁸ = 26257974283 is a prime.

It is a super-3 number, since 3×26258236427³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (26258236457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13129118213 + 13129118214.

It is an arithmetic number, because the mean of its divisors is an integer number (13129118214).

Almost surely, 2^26258236427 is an apocalyptic number.

26258236427 is a deficient number, since it is larger than the sum of its proper divisors (1).

26258236427 is an equidigital number, since it uses as much as digits as its factorization.

26258236427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1935360, while the sum is 47.

The spelling of 26258236427 in words is "twenty-six billion, two hundred fifty-eight million, two hundred thirty-six thousand, four hundred twenty-seven".