207061665706133 has 6 divisors (see below), whose sum is σ = 240867651943926. Its totient is φ = 177481427748072.

The previous prime is 207061665706127. The next prime is 207061665706163. The reversal of 207061665706133 is 331607566160702.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 199663738978564 + 7397926727569 = 14130242^2 + 2719913^2 .

It is not a de Polignac number, because 207061665706133 - 2⁴ = 207061665706117 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (207061665706163) 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 5 ways as a sum of consecutive naturals, for example, 2112874139810 + ... + 2112874139907.

It is an arithmetic number, because the mean of its divisors is an integer number (40144608657321).

Almost surely, 2^{207061665706133} is an apocalyptic number.

It is an amenable number.

207061665706133 is a deficient number, since it is larger than the sum of its proper divisors (33805986237793).

207061665706133 is an equidigital number, since it uses as much as digits as its factorization.

207061665706133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4225748279731 (or 4225748279724 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 53.

The spelling of 207061665706133 in words is "two hundred seven trillion, sixty-one billion, six hundred sixty-five million, seven hundred six thousand, one hundred thirty-three".