66703701100071 has 8 divisors (see below), whose sum is σ = 101643735009664. Its totient is φ = 38116400628600.

The previous prime is 66703701100067. The next prime is 66703701100087. The reversal of 66703701100071 is 17000110730766.

66703701100071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 66703701100071 - 2² = 66703701100067 is a prime.

It is a super-2 number, since 2×66703701100071² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66703701105071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1588183359505 + ... + 1588183359546.

It is an arithmetic number, because the mean of its divisors is an integer number (12705466876208).

Almost surely, 2^{66703701100071} is an apocalyptic number.

66703701100071 is a deficient number, since it is larger than the sum of its proper divisors (34940033909593).

66703701100071 is a wasteful number, since it uses less digits than its factorization.

66703701100071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3176366719061.

The product of its (nonzero) digits is 37044, while the sum is 39.

The spelling of 66703701100071 in words is "sixty-six trillion, seven hundred three billion, seven hundred one million, one hundred thousand, seventy-one".