17790723506141 has 2 divisors, whose sum is σ = 17790723506142. Its totient is φ = 17790723506140.

The previous prime is 17790723506081. The next prime is 17790723506183. The reversal of 17790723506141 is 14160532709771.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16862479896025 + 928243610116 = 4106395^2 + 963454^2 .

It is a cyclic number.

It is not a de Polignac number, because 17790723506141 - 2⁶ = 17790723506077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17790723506441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8895361753070 + 8895361753071.

It is an arithmetic number, because the mean of its divisors is an integer number (8895361753071).

Almost surely, 2^{17790723506141} is an apocalyptic number.

It is an amenable number.

17790723506141 is a deficient number, since it is larger than the sum of its proper divisors (1).

17790723506141 is an equidigital number, since it uses as much as digits as its factorization.

17790723506141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2222640, while the sum is 53.

The spelling of 17790723506141 in words is "seventeen trillion, seven hundred ninety billion, seven hundred twenty-three million, five hundred six thousand, one hundred forty-one".