181740234322 has 16 divisors (see below), whose sum is σ = 279671965272. Its totient is φ = 88522794880.

The previous prime is 181740234317. The next prime is 181740234409. The reversal of 181740234322 is 223432047181.

It can be written as a sum of positive squares in 4 ways, for example, as 181681390081 + 58844241 = 426241^2 + 7671^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1581373 + ... + 1692400.

Almost surely, 2^181740234322 is an apocalyptic number.

181740234322 is a deficient number, since it is larger than the sum of its proper divisors (97931730950).

181740234322 is a wasteful number, since it uses less digits than its factorization.

181740234322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3274493.

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 181740234322 in words is "one hundred eighty-one billion, seven hundred forty million, two hundred thirty-four thousand, three hundred twenty-two".