26485477559 has 2 divisors, whose sum is σ = 26485477560. Its totient is φ = 26485477558.

The previous prime is 26485477547. The next prime is 26485477561. The reversal of 26485477559 is 95577458462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26485477559 - 2⁸ = 26485477303 is a prime.

Together with 26485477561, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26485477859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13242738779 + 13242738780.

It is an arithmetic number, because the mean of its divisors is an integer number (13242738780).

Almost surely, 2^26485477559 is an apocalyptic number.

26485477559 is a deficient number, since it is larger than the sum of its proper divisors (1).

26485477559 is an equidigital number, since it uses as much as digits as its factorization.

26485477559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672000, while the sum is 62.

The spelling of 26485477559 in words is "twenty-six billion, four hundred eighty-five million, four hundred seventy-seven thousand, five hundred fifty-nine".