16485874162518 has 8 divisors (see below), whose sum is σ = 32971748325048. Its totient is φ = 5495291387504.

The previous prime is 16485874162489. The next prime is 16485874162547. The reversal of 16485874162518 is 81526147858461.

It is an interprime number because it is at equal distance from previous prime (16485874162489) and next prime (16485874162547).

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

16485874162518 is an admirable number.

It is a super-2 number, since 2×16485874162518² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 1373822846871 + ... + 1373822846882.

It is an arithmetic number, because the mean of its divisors is an integer number (4121468540631).

Almost surely, 2^{16485874162518} is an apocalyptic number.

16485874162518 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16485874162518 is a wasteful number, since it uses less digits than its factorization.

16485874162518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2747645693758.

The product of its digits is 103219200, while the sum is 66.

The spelling of 16485874162518 in words is "sixteen trillion, four hundred eighty-five billion, eight hundred seventy-four million, one hundred sixty-two thousand, five hundred eighteen".