174340326481 has 2 divisors, whose sum is σ = 174340326482. Its totient is φ = 174340326480.

The previous prime is 174340326451. The next prime is 174340326527. The reversal of 174340326481 is 184623043471.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114433358400 + 59906968081 = 338280^2 + 244759^2 .

It is a cyclic number.

It is not a de Polignac number, because 174340326481 - 2²³ = 174331937873 is a prime.

It is a super-2 number, since 2×174340326481² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (174340326431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87170163240 + 87170163241.

It is an arithmetic number, because the mean of its divisors is an integer number (87170163241).

Almost surely, 2^174340326481 is an apocalyptic number.

It is an amenable number.

174340326481 is a deficient number, since it is larger than the sum of its proper divisors (1).

174340326481 is an equidigital number, since it uses as much as digits as its factorization.

174340326481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 387072, while the sum is 43.

The spelling of 174340326481 in words is "one hundred seventy-four billion, three hundred forty million, three hundred twenty-six thousand, four hundred eighty-one".