18273205732282 has 8 divisors (see below), whose sum is σ = 27454232925396. Its totient is φ = 9121794757152.

The previous prime is 18273205732253. The next prime is 18273205732339. The reversal of 18273205732282 is 28223750237281.

It can be written as a sum of positive squares in 2 ways, for example, as 15575264795601 + 2697940936681 = 3946551^2 + 1642541^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7404052953 + ... + 7404055420.

Almost surely, 2^{18273205732282} is an apocalyptic number.

18273205732282 is a deficient number, since it is larger than the sum of its proper divisors (9181027193114).

18273205732282 is a wasteful number, since it uses less digits than its factorization.

18273205732282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14808108992.

The product of its (nonzero) digits is 4515840, while the sum is 52.

The spelling of 18273205732282 in words is "eighteen trillion, two hundred seventy-three billion, two hundred five million, seven hundred thirty-two thousand, two hundred eighty-two".