66572671146 has 8 divisors (see below), whose sum is σ = 133145342304. Its totient is φ = 22190890380.

The previous prime is 66572671129. The next prime is 66572671157. The reversal of 66572671146 is 64117627566.

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

66572671146 is an admirable 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, 5547722590 + ... + 5547722601.

It is an arithmetic number, because the mean of its divisors is an integer number (16643167788).

Almost surely, 2^66572671146 is an apocalyptic number.

66572671146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66572671146 is a wasteful number, since it uses less digits than its factorization.

66572671146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11095445196.

The product of its digits is 2540160, while the sum is 51.

The spelling of 66572671146 in words is "sixty-six billion, five hundred seventy-two million, six hundred seventy-one thousand, one hundred forty-six".