16227669069 has 12 divisors (see below), whose sum is σ = 23459242716. Its totient is φ = 10809549312.

The previous prime is 16227669061. The next prime is 16227669071. The reversal of 16227669069 is 96096672261.

16227669069 is a `hidden beast` number, since 1 + 622 + 7 + 6 + 6 + 9 + 0 + 6 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 12572015625 + 3655653444 = 112125^2 + 60462^2 .

It is not a de Polignac number, because 16227669069 - 2³ = 16227669061 is a prime.

It is a super-2 number, since 2×16227669069² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16227669061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 729834 + ... + 751739.

It is an arithmetic number, because the mean of its divisors is an integer number (1954936893).

Almost surely, 2^16227669069 is an apocalyptic number.

It is an amenable number.

16227669069 is a deficient number, since it is larger than the sum of its proper divisors (7231573647).

16227669069 is a wasteful number, since it uses less digits than its factorization.

16227669069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482796 (or 1482793 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 16227669069 in words is "sixteen billion, two hundred twenty-seven million, six hundred sixty-nine thousand, sixty-nine".