16164931228 has 12 divisors (see below), whose sum is σ = 28310449552. Its totient is φ = 8076231360.

The previous prime is 16164931213. The next prime is 16164931241. The reversal of 16164931228 is 82213946161.

It is a super-2 number, since 2×16164931228² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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, 1552728 + ... + 1563103.

Almost surely, 2^16164931228 is an apocalyptic number.

It is an amenable number.

16164931228 is a deficient number, since it is larger than the sum of its proper divisors (12145518324).

16164931228 is a wasteful number, since it uses less digits than its factorization.

16164931228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3117132 (or 3117130 counting only the distinct ones).

The product of its digits is 124416, while the sum is 43.

The spelling of 16164931228 in words is "sixteen billion, one hundred sixty-four million, nine hundred thirty-one thousand, two hundred twenty-eight".