66056612234 has 8 divisors (see below), whose sum is σ = 100278712800. Its totient is φ = 32630374636.

The previous prime is 66056612233. The next prime is 66056612239. The reversal of 66056612234 is 43221665066.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 66056612191 and 66056612200.

It is not an unprimeable number, because it can be changed into a prime (66056612233) 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, 198965534 + ... + 198965865.

It is an arithmetic number, because the mean of its divisors is an integer number (12534839100).

Almost surely, 2^66056612234 is an apocalyptic number.

66056612234 is a deficient number, since it is larger than the sum of its proper divisors (34222100566).

66056612234 is a wasteful number, since it uses less digits than its factorization.

66056612234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397931484.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 66056612234 in words is "sixty-six billion, fifty-six million, six hundred twelve thousand, two hundred thirty-four".