66331837342 has 8 divisors (see below), whose sum is σ = 99502565256. Its totient is φ = 33164315592.

The previous prime is 66331837223. The next prime is 66331837343. The reversal of 66331837342 is 24373813366.

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 = 66331837292 and 66331837301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66331837343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 749133 + ... + 832984.

It is an arithmetic number, because the mean of its divisors is an integer number (12437820657).

Almost surely, 2^66331837342 is an apocalyptic number.

66331837342 is a deficient number, since it is larger than the sum of its proper divisors (33170727914).

66331837342 is a wasteful number, since it uses less digits than its factorization.

66331837342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603082.

The product of its digits is 1306368, while the sum is 46.

The spelling of 66331837342 in words is "sixty-six billion, three hundred thirty-one million, eight hundred thirty-seven thousand, three hundred forty-two".