999966243463 has 8 divisors (see below), whose sum is σ = 1096409690640. Its totient is φ = 904445700480.

The previous prime is 999966243443. The next prime is 999966243503. The reversal of 999966243463 is 364342669999.

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 999966243463 - 2²⁹ = 999429372551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 999966243392 and 999966243401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999966243413) 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, 230723778 + ... + 230728111.

It is an arithmetic number, because the mean of its divisors is an integer number (137051211330).

Almost surely, 2^999966243463 is an apocalyptic number.

999966243463 is a deficient number, since it is larger than the sum of its proper divisors (96443447177).

999966243463 is a wasteful number, since it uses less digits than its factorization.

999966243463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461452097.

The product of its digits is 408146688, while the sum is 70.

The spelling of 999966243463 in words is "nine hundred ninety-nine billion, nine hundred sixty-six million, two hundred forty-three thousand, four hundred sixty-three".