66056100052101 has 32 divisors (see below), whose sum is σ = 90143613901440. Its totient is φ = 43010668646400.

The previous prime is 66056100052079. The next prime is 66056100052127. The reversal of 66056100052101 is 10125000165066.

It is not a de Polignac number, because 66056100052101 - 2¹¹ = 66056100050053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66056100052141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99643906 + ... + 100304636.

It is an arithmetic number, because the mean of its divisors is an integer number (2816987934420).

Almost surely, 2^{66056100052101} is an apocalyptic number.

It is an amenable number.

66056100052101 is a deficient number, since it is larger than the sum of its proper divisors (24087513849339).

66056100052101 is a wasteful number, since it uses less digits than its factorization.

66056100052101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663637.

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 66056100052101 in words is "sixty-six trillion, fifty-six billion, one hundred million, fifty-two thousand, one hundred one".