14186945380 has 12 divisors (see below), whose sum is σ = 29792585340. Its totient is φ = 5674778144.

The previous prime is 14186945371. The next prime is 14186945387. The reversal of 14186945380 is 8354968141.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4892442916 + 9294502464 = 69946^2 + 96408^2 .

It is not an unprimeable number, because it can be changed into a prime (14186945387) 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 3 ways as a sum of consecutive naturals, for example, 354673615 + ... + 354673654.

It is an arithmetic number, because the mean of its divisors is an integer number (2482715445).

Almost surely, 2^14186945380 is an apocalyptic number.

14186945380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14186945380 is an abundant number, since it is smaller than the sum of its proper divisors (15605639960).

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

14186945380 is a wasteful number, since it uses less digits than its factorization.

14186945380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709347278 (or 709347276 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 14186945380 in words is "fourteen billion, one hundred eighty-six million, nine hundred forty-five thousand, three hundred eighty".