66546450202106 has 8 divisors (see below), whose sum is σ = 114079628917920. Its totient is φ = 28519907229468.

The previous prime is 66546450202097. The next prime is 66546450202157. The reversal of 66546450202106 is 60120205464566.

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, 2376658935776 + ... + 2376658935803.

It is an arithmetic number, because the mean of its divisors is an integer number (14259953614740).

Almost surely, 2^{66546450202106} is an apocalyptic number.

66546450202106 is a deficient number, since it is larger than the sum of its proper divisors (47533178715814).

66546450202106 is a wasteful number, since it uses less digits than its factorization.

66546450202106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4753317871588.

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 66546450202106 in words is "sixty-six trillion, five hundred forty-six billion, four hundred fifty million, two hundred two thousand, one hundred six".