66331062146 has 8 divisors (see below), whose sum is σ = 104733256080. Its totient is φ = 31419976788.

The previous prime is 66331062139. The next prime is 66331062199. The reversal of 66331062146 is 64126013366.

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

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 1745554267 = 66331062146 / (6 + 6 + 3 + 3 + 1 + 0 + 6 + 2 + 1 + 4 + 6).

It is a Curzon number.

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, 872777096 + ... + 872777171.

It is an arithmetic number, because the mean of its divisors is an integer number (13091657010).

Almost surely, 2^66331062146 is an apocalyptic number.

66331062146 is a deficient number, since it is larger than the sum of its proper divisors (38402193934).

66331062146 is a wasteful number, since it uses less digits than its factorization.

66331062146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745554288.

The product of its (nonzero) digits is 93312, while the sum is 38.

The spelling of 66331062146 in words is "sixty-six billion, three hundred thirty-one million, sixty-two thousand, one hundred forty-six".