205314054012443 has 8 divisors (see below), whose sum is σ = 214617273559200. Its totient is φ = 196042211261248.

The previous prime is 205314054012413. The next prime is 205314054012563. The reversal of 205314054012443 is 344210450413502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 205314054012443 - 2¹² = 205314054008347 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 205314054012397 and 205314054012406.

It is not an unprimeable number, because it can be changed into a prime (205314054012413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7844185508 + ... + 7844211681.

It is an arithmetic number, because the mean of its divisors is an integer number (26827159194900).

Almost surely, 2^{205314054012443} is an apocalyptic number.

205314054012443 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

205314054012443 is a deficient number, since it is larger than the sum of its proper divisors (9303219546757).

205314054012443 is a wasteful number, since it uses less digits than its factorization.

205314054012443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15688397781.

The product of its (nonzero) digits is 230400, while the sum is 38.

The spelling of 205314054012443 in words is "two hundred five trillion, three hundred fourteen billion, fifty-four million, twelve thousand, four hundred forty-three".