18016550414315 has 16 divisors (see below), whose sum is σ = 22908436848000. Its totient is φ = 13555435345920.

The previous prime is 18016550414293. The next prime is 18016550414323. The reversal of 18016550414315 is 51341405561081.

It is not a de Polignac number, because 18016550414315 - 2¹² = 18016550410219 is a prime.

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 in 15 ways as a sum of consecutive naturals, for example, 77753315 + ... + 77984684.

It is an arithmetic number, because the mean of its divisors is an integer number (1431777303000).

Almost surely, 2^{18016550414315} is an apocalyptic number.

18016550414315 is a deficient number, since it is larger than the sum of its proper divisors (4891886433685).

18016550414315 is a wasteful number, since it uses less digits than its factorization.

18016550414315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155739382.

The product of its (nonzero) digits is 288000, while the sum is 44.

Adding to 18016550414315 its reverse (51341405561081), we get a palindrome (69357955975396).

The spelling of 18016550414315 in words is "eighteen trillion, sixteen billion, five hundred fifty million, four hundred fourteen thousand, three hundred fifteen".