173530612350833 has 2 divisors, whose sum is σ = 173530612350834. Its totient is φ = 173530612350832.

The previous prime is 173530612350793. The next prime is 173530612350859. The reversal of 173530612350833 is 338053216035371.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146004398899984 + 27526213450849 = 12083228^2 + 5246543^2 .

It is a cyclic number.

It is not a de Polignac number, because 173530612350833 - 2²⁴ = 173530595573617 is a prime.

It is a super-2 number, since 2×173530612350833² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (173530612350883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86765306175416 + 86765306175417.

It is an arithmetic number, because the mean of its divisors is an integer number (86765306175417).

Almost surely, 2^{173530612350833} is an apocalyptic number.

It is an amenable number.

173530612350833 is a deficient number, since it is larger than the sum of its proper divisors (1).

173530612350833 is an equidigital number, since it uses as much as digits as its factorization.

173530612350833 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4082400, while the sum is 50.

The spelling of 173530612350833 in words is "one hundred seventy-three trillion, five hundred thirty billion, six hundred twelve million, three hundred fifty thousand, eight hundred thirty-three".