66268844686008 has 48 divisors (see below), whose sum is σ = 179505772594200. Its totient is φ = 22086211625280.

The previous prime is 66268844685977. The next prime is 66268844686081. The reversal of 66268844686008 is 80068644886266.

66268844686008 is a `hidden beast` number, since 6 + 6 + 2 + 6 + 8 + 8 + 4 + 4 + 6 + 8 + 600 + 8 = 666.

It is a super-2 number, since 2×66268844686008² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70430863 + ... + 71365566.

Almost surely, 2^{66268844686008} is an apocalyptic number.

It is an amenable number.

66268844686008 is an abundant number, since it is smaller than the sum of its proper divisors (113236927908192).

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

66268844686008 is a wasteful number, since it uses less digits than its factorization.

66268844686008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141802932 (or 141802925 counting only the distinct ones).

The product of its (nonzero) digits is 1019215872, while the sum is 72.

The spelling of 66268844686008 in words is "sixty-six trillion, two hundred sixty-eight billion, eight hundred forty-four million, six hundred eighty-six thousand, eight".