14243892861 has 32 divisors (see below), whose sum is σ = 21479592960. Its totient is φ = 8320572800.

The previous prime is 14243892841. The next prime is 14243892911. The reversal of 14243892861 is 16829834241.

It is a de Polignac number, because none of the positive numbers 2^k-14243892861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14243892861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14243892821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48880 + ... + 175718.

It is an arithmetic number, because the mean of its divisors is an integer number (671237280).

Almost surely, 2^14243892861 is an apocalyptic number.

14243892861 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14243892861 is a deficient number, since it is larger than the sum of its proper divisors (7235700099).

14243892861 is a wasteful number, since it uses less digits than its factorization.

14243892861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126977.

The product of its digits is 663552, while the sum is 48.

The spelling of 14243892861 in words is "fourteen billion, two hundred forty-three million, eight hundred ninety-two thousand, eight hundred sixty-one".