26809477703 has 2 divisors, whose sum is σ = 26809477704. Its totient is φ = 26809477702.

The previous prime is 26809477657. The next prime is 26809477711. The reversal of 26809477703 is 30777490862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26809477703 - 2⁸ = 26809477447 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26809477763) 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, 13404738851 + 13404738852.

It is an arithmetic number, because the mean of its divisors is an integer number (13404738852).

Almost surely, 2^26809477703 is an apocalyptic number.

26809477703 is a deficient number, since it is larger than the sum of its proper divisors (1).

26809477703 is an equidigital number, since it uses as much as digits as its factorization.

26809477703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3556224, while the sum is 53.

The spelling of 26809477703 in words is "twenty-six billion, eight hundred nine million, four hundred seventy-seven thousand, seven hundred three".