66056100052070 has 32 divisors (see below), whose sum is σ = 124720172236800. Its totient is φ = 25141315550560.

The previous prime is 66056100052027. The next prime is 66056100052079. The reversal of 66056100052070 is 7025000165066.

66056100052070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×66056100052070² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66056100052079) 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 15 ways as a sum of consecutive naturals, for example, 751789670 + ... + 751877529.

It is an arithmetic number, because the mean of its divisors is an integer number (3897505382400).

Almost surely, 2^{66056100052070} is an apocalyptic number.

66056100052070 is a deficient number, since it is larger than the sum of its proper divisors (58664072184730).

66056100052070 is a wasteful number, since it uses less digits than its factorization.

66056100052070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503667420.

The product of its (nonzero) digits is 75600, while the sum is 38.

The spelling of 66056100052070 in words is "sixty-six trillion, fifty-six billion, one hundred million, fifty-two thousand, seventy".