14143668377 has 6 divisors (see below), whose sum is σ = 14614634394. Its totient is φ = 13687420080.

The previous prime is 14143668373. The next prime is 14143668379. The reversal of 14143668377 is 77386634141.

It can be written as a sum of positive squares in only one way, i.e., 10206858841 + 3936809536 = 101029^2 + 62744^2 .

It is not a de Polignac number, because 14143668377 - 2² = 14143668373 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14143668373) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7357868 + ... + 7359789.

It is an arithmetic number, because the mean of its divisors is an integer number (2435772399).

Almost surely, 2^14143668377 is an apocalyptic number.

It is an amenable number.

14143668377 is a deficient number, since it is larger than the sum of its proper divisors (470966017).

14143668377 is an equidigital number, since it uses as much as digits as its factorization.

14143668377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14717719 (or 14717688 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 50.

The spelling of 14143668377 in words is "fourteen billion, one hundred forty-three million, six hundred sixty-eight thousand, three hundred seventy-seven".