66050116605067 has 16 divisors (see below), whose sum is σ = 75778859482560. Its totient is φ = 56394933009408.

The previous prime is 66050116605059. The next prime is 66050116605071. The reversal of 66050116605067 is 76050661105066.

It is not a de Polignac number, because 66050116605067 - 2³ = 66050116605059 is a prime.

It is a super-4 number, since 4×66050116605067⁴ (a number of 56 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 66050116605067.

It is not an unprimeable number, because it can be changed into a prime (66050116605047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10173892 + ... + 15349537.

It is an arithmetic number, because the mean of its divisors is an integer number (4736178717660).

Almost surely, 2^{66050116605067} is an apocalyptic number.

66050116605067 is a deficient number, since it is larger than the sum of its proper divisors (9728742877493).

66050116605067 is a wasteful number, since it uses less digits than its factorization.

66050116605067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25524870.

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 66050116605067 in words is "sixty-six trillion, fifty billion, one hundred sixteen million, six hundred five thousand, sixty-seven".