16886519226 has 20 divisors (see below), whose sum is σ = 37838311962. Its totient is φ = 5628839688.

The previous prime is 16886519191. The next prime is 16886519233. The reversal of 16886519226 is 62291568861.

It can be written as a sum of positive squares in only one way, i.e., 12077790201 + 4808729025 = 109899^2 + 69345^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 52118725 + ... + 52119048.

Almost surely, 2^16886519226 is an apocalyptic number.

16886519226 is an abundant number, since it is smaller than the sum of its proper divisors (20951792736).

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

16886519226 is a wasteful number, since it uses less digits than its factorization.

16886519226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104237787 (or 104237778 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The spelling of 16886519226 in words is "sixteen billion, eight hundred eighty-six million, five hundred nineteen thousand, two hundred twenty-six".