66007010666212 has 24 divisors (see below), whose sum is σ = 144015295999680. Its totient is φ = 25717017142560.

The previous prime is 66007010666137. The next prime is 66007010666231. The reversal of 66007010666212 is 21266601070066.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107154237787 + ... + 107154238402.

It is an arithmetic number, because the mean of its divisors is an integer number (6000637333320).

Almost surely, 2^{66007010666212} is an apocalyptic number.

It is an amenable number.

66007010666212 is an abundant number, since it is smaller than the sum of its proper divisors (78008285333468).

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

66007010666212 is a wasteful number, since it uses less digits than its factorization.

66007010666212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214308476211 (or 214308476209 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 66007010666212 in words is "sixty-six trillion, seven billion, ten million, six hundred sixty-six thousand, two hundred twelve".