66233131466 has 8 divisors (see below), whose sum is σ = 99366613920. Its totient is φ = 33110926828.

The previous prime is 66233131457. The next prime is 66233131477. The reversal of 66233131466 is 66413133266.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2804756 + ... + 2828271.

It is an arithmetic number, because the mean of its divisors is an integer number (12420826740).

Almost surely, 2^66233131466 is an apocalyptic number.

66233131466 is a deficient number, since it is larger than the sum of its proper divisors (33133482454).

66233131466 is a wasteful number, since it uses less digits than its factorization.

66233131466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5638908.

The product of its digits is 279936, while the sum is 41.

The spelling of 66233131466 in words is "sixty-six billion, two hundred thirty-three million, one hundred thirty-one thousand, four hundred sixty-six".