66264852286617 has 8 divisors (see below), whose sum is σ = 88361855769024. Its totient is φ = 44172208497648.

The previous prime is 66264852286537. The next prime is 66264852286627. The reversal of 66264852286617 is 71668225846266.

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

It is not a de Polignac number, because 66264852286617 - 2¹² = 66264852282521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66264852286627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1089887893 + ... + 1089948690.

It is an arithmetic number, because the mean of its divisors is an integer number (11045231971128).

Almost surely, 2^{66264852286617} is an apocalyptic number.

It is an amenable number.

66264852286617 is a deficient number, since it is larger than the sum of its proper divisors (22097003482407).

66264852286617 is a wasteful number, since it uses less digits than its factorization.

66264852286617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2179846719.

The product of its digits is 557383680, while the sum is 69.

The spelling of 66264852286617 in words is "sixty-six trillion, two hundred sixty-four billion, eight hundred fifty-two million, two hundred eighty-six thousand, six hundred seventeen".