468716661466 has 8 divisors (see below), whose sum is σ = 703328178420. Its totient is φ = 234273935328.

The previous prime is 468716661461. The next prime is 468716661467. The reversal of 468716661466 is 664166617864.

It can be written as a sum of positive squares in 2 ways, for example, as 454309700625 + 14406960841 = 674025^2 + 120029^2 .

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

It is not an unprimeable number, because it can be changed into a prime (468716661461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42190761 + ... + 42201868.

Almost surely, 2^468716661466 is an apocalyptic number.

468716661466 is a deficient number, since it is larger than the sum of its proper divisors (234611516954).

468716661466 is a wasteful number, since it uses less digits than its factorization.

468716661466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84395408.

The product of its digits is 41803776, while the sum is 61.

The spelling of 468716661466 in words is "four hundred sixty-eight billion, seven hundred sixteen million, six hundred sixty-one thousand, four hundred sixty-six".