14195866120 has 16 divisors (see below), whose sum is σ = 31940698860. Its totient is φ = 5678346432.

The previous prime is 14195866079. The next prime is 14195866123. The reversal of 14195866120 is 2166859141.

It can be written as a sum of positive squares in 2 ways, for example, as 12060871684 + 2134994436 = 109822^2 + 46206^2 .

It is a super-2 number, since 2×14195866120² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14195866123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177448287 + ... + 177448366.

Almost surely, 2^14195866120 is an apocalyptic number.

14195866120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14195866120 is an abundant number, since it is smaller than the sum of its proper divisors (17744832740).

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

14195866120 is a wasteful number, since it uses less digits than its factorization.

14195866120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354896664 (or 354896660 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 43.

The spelling of 14195866120 in words is "fourteen billion, one hundred ninety-five million, eight hundred sixty-six thousand, one hundred twenty".