26241700440173 has 2 divisors, whose sum is σ = 26241700440174. Its totient is φ = 26241700440172.

The previous prime is 26241700440161. The next prime is 26241700440257. The reversal of 26241700440173 is 37104400714262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21859196845924 + 4382503594249 = 4675382^2 + 2093443^2 .

It is a cyclic number.

It is not a de Polignac number, because 26241700440173 - 2⁴⁴ = 8649514395757 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26241700440173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26241700440103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13120850220086 + 13120850220087.

It is an arithmetic number, because the mean of its divisors is an integer number (13120850220087).

Almost surely, 2^{26241700440173} is an apocalyptic number.

It is an amenable number.

26241700440173 is a deficient number, since it is larger than the sum of its proper divisors (1).

26241700440173 is an equidigital number, since it uses as much as digits as its factorization.

26241700440173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 41.

The spelling of 26241700440173 in words is "twenty-six trillion, two hundred forty-one billion, seven hundred million, four hundred forty thousand, one hundred seventy-three".