26828354771 has 2 divisors, whose sum is σ = 26828354772. Its totient is φ = 26828354770.

The previous prime is 26828354741. The next prime is 26828354779. The reversal of 26828354771 is 17745382862.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26828354771 is a prime.

It is not a weakly prime, because it can be changed into another prime (26828354779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13414177385 + 13414177386.

It is an arithmetic number, because the mean of its divisors is an integer number (13414177386).

Almost surely, 2^26828354771 is an apocalyptic number.

26828354771 is a deficient number, since it is larger than the sum of its proper divisors (1).

26828354771 is an equidigital number, since it uses as much as digits as its factorization.

26828354771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4515840, while the sum is 53.

The spelling of 26828354771 in words is "twenty-six billion, eight hundred twenty-eight million, three hundred fifty-four thousand, seven hundred seventy-one".