2061172027063 has 2 divisors, whose sum is σ = 2061172027064. Its totient is φ = 2061172027062.

The previous prime is 2061172026961. The next prime is 2061172027129. The reversal of 2061172027063 is 3607202711602.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2061172027063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2061172027463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030586013531 + 1030586013532.

It is an arithmetic number, because the mean of its divisors is an integer number (1030586013532).

Almost surely, 2^{2061172027063} is an apocalyptic number.

2061172027063 is a deficient number, since it is larger than the sum of its proper divisors (1).

2061172027063 is an equidigital number, since it uses as much as digits as its factorization.

2061172027063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 37.

Adding to 2061172027063 its reverse (3607202711602), we get a palindrome (5668374738665).

The spelling of 2061172027063 in words is "two trillion, sixty-one billion, one hundred seventy-two million, twenty-seven thousand, sixty-three".