14168555557 has 4 divisors (see below), whose sum is σ = 15258444460. Its totient is φ = 13078666656.

The previous prime is 14168555537. The next prime is 14168555617. The reversal of 14168555557 is 75555586141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4365773476 + 9802782081 = 66074^2 + 99009^2 .

It is a cyclic number.

It is not a de Polignac number, because 14168555557 - 2²⁷ = 14034337829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14168555507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544944432 + ... + 544944457.

It is an arithmetic number, because the mean of its divisors is an integer number (3814611115).

Almost surely, 2^14168555557 is an apocalyptic number.

It is an amenable number.

14168555557 is a deficient number, since it is larger than the sum of its proper divisors (1089888903).

14168555557 is a wasteful number, since it uses less digits than its factorization.

14168555557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089888902.

The product of its digits is 4200000, while the sum is 52.

The spelling of 14168555557 in words is "fourteen billion, one hundred sixty-eight million, five hundred fifty-five thousand, five hundred fifty-seven".