18344674367282 has 4 divisors (see below), whose sum is σ = 27517011550926. Its totient is φ = 9172337183640.

The previous prime is 18344674367189. The next prime is 18344674367309. The reversal of 18344674367282 is 28276347644381.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17775828067321 + 568846299961 = 4216139^2 + 754219^2 .

It is a super-2 number, since 2×18344674367282² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4586168591819 + ... + 4586168591822.

Almost surely, 2^{18344674367282} is an apocalyptic number.

18344674367282 is a deficient number, since it is larger than the sum of its proper divisors (9172337183644).

18344674367282 is an equidigital number, since it uses as much as digits as its factorization.

18344674367282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9172337183643.

The product of its digits is 260112384, while the sum is 65.

The spelling of 18344674367282 in words is "eighteen trillion, three hundred forty-four billion, six hundred seventy-four million, three hundred sixty-seven thousand, two hundred eighty-two".