243946289463 has 8 divisors (see below), whose sum is σ = 325281264000. Its totient is φ = 162621087288.

The previous prime is 243946289417. The next prime is 243946289479. The reversal of 243946289463 is 364982649342.

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

It is not a de Polignac number, because 243946289463 - 2¹² = 243946285367 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243946289397 and 243946289406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243946289263) 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, 2384643 + ... + 2484836.

It is an arithmetic number, because the mean of its divisors is an integer number (40660158000).

Almost surely, 2^243946289463 is an apocalyptic number.

243946289463 is a deficient number, since it is larger than the sum of its proper divisors (81334974537).

243946289463 is a wasteful number, since it uses less digits than its factorization.

243946289463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4886181.

The product of its digits is 53747712, while the sum is 60.

The spelling of 243946289463 in words is "two hundred forty-three billion, nine hundred forty-six million, two hundred eighty-nine thousand, four hundred sixty-three".