26810715551 has 2 divisors, whose sum is σ = 26810715552. Its totient is φ = 26810715550.

The previous prime is 26810715541. The next prime is 26810715571. The reversal of 26810715551 is 15551701862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26810715551 - 2³⁴ = 9630846367 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26810715499 and 26810715508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26810715541) 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, 13405357775 + 13405357776.

It is an arithmetic number, because the mean of its divisors is an integer number (13405357776).

Almost surely, 2^26810715551 is an apocalyptic number.

26810715551 is a deficient number, since it is larger than the sum of its proper divisors (1).

26810715551 is an equidigital number, since it uses as much as digits as its factorization.

26810715551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84000, while the sum is 41.

The spelling of 26810715551 in words is "twenty-six billion, eight hundred ten million, seven hundred fifteen thousand, five hundred fifty-one".