66016255620070 has 16 divisors (see below), whose sum is σ = 135804868704288. Its totient is φ = 22634144784000.

The previous prime is 66016255620067. The next prime is 66016255620097. The reversal of 66016255620070 is 7002655261066.

It is a self number, because there is not a number n which added to its sum of digits gives 66016255620070.

It is a congruent 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, 471544682931 + ... + 471544683070.

It is an arithmetic number, because the mean of its divisors is an integer number (8487804294018).

Almost surely, 2^{66016255620070} is an apocalyptic number.

66016255620070 is an abundant number, since it is smaller than the sum of its proper divisors (69788613084218).

66016255620070 is a wasteful number, since it uses less digits than its factorization.

66016255620070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943089366015.

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 66016255620070 in words is "sixty-six trillion, sixteen billion, two hundred fifty-five million, six hundred twenty thousand, seventy".