66572251282 has 8 divisors (see below), whose sum is σ = 101264833152. Its totient is φ = 32817306900.

The previous prime is 66572251279. The next prime is 66572251303. The reversal of 66572251282 is 28215227566.

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, 234409194 + ... + 234409477.

It is an arithmetic number, because the mean of its divisors is an integer number (12658104144).

Almost surely, 2^66572251282 is an apocalyptic number.

66572251282 is a deficient number, since it is larger than the sum of its proper divisors (34692581870).

66572251282 is a wasteful number, since it uses less digits than its factorization.

66572251282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468818744.

The product of its digits is 806400, while the sum is 46.

The spelling of 66572251282 in words is "sixty-six billion, five hundred seventy-two million, two hundred fifty-one thousand, two hundred eighty-two".