47166266622757 has 2 divisors, whose sum is σ = 47166266622758. Its totient is φ = 47166266622756.

The previous prime is 47166266622721. The next prime is 47166266622791. The reversal of 47166266622757 is 75722666266174.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43710530623236 + 3455735999521 = 6611394^2 + 1858961^2 .

It is a cyclic number.

It is not a de Polignac number, because 47166266622757 - 2³⁵ = 47131906884389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47166266622692 and 47166266622701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47166266622457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23583133311378 + 23583133311379.

It is an arithmetic number, because the mean of its divisors is an integer number (23583133311379).

Almost surely, 2^{47166266622757} is an apocalyptic number.

It is an amenable number.

47166266622757 is a deficient number, since it is larger than the sum of its proper divisors (1).

47166266622757 is an equidigital number, since it uses as much as digits as its factorization.

47166266622757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 426746880, while the sum is 67.

The spelling of 47166266622757 in words is "forty-seven trillion, one hundred sixty-six billion, two hundred sixty-six million, six hundred twenty-two thousand, seven hundred fifty-seven".