26775518242867 has 2 divisors, whose sum is σ = 26775518242868. Its totient is φ = 26775518242866.

The previous prime is 26775518242741. The next prime is 26775518242901. The reversal of 26775518242867 is 76824281557762.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26775518242867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26775518242796 and 26775518242805.

It is not a weakly prime, because it can be changed into another prime (26775510242867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13387759121433 + 13387759121434.

It is an arithmetic number, because the mean of its divisors is an integer number (13387759121434).

Almost surely, 2^{26775518242867} is an apocalyptic number.

26775518242867 is a deficient number, since it is larger than the sum of its proper divisors (1).

26775518242867 is an equidigital number, since it uses as much as digits as its factorization.

26775518242867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 632217600, while the sum is 70.

The spelling of 26775518242867 in words is "twenty-six trillion, seven hundred seventy-five billion, five hundred eighteen million, two hundred forty-two thousand, eight hundred sixty-seven".