2750166339881 has 2 divisors, whose sum is σ = 2750166339882. Its totient is φ = 2750166339880.

The previous prime is 2750166339859. The next prime is 2750166339887. The reversal of 2750166339881 is 1889336610572.

It is a happy number.

2750166339881 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2711834965225 + 38331374656 = 1646765^2 + 195784^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2750166339881 is a prime.

It is a super-2 number, since 2×2750166339881² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2750166339881.

It is not a weakly prime, because it can be changed into another prime (2750166339887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375083169940 + 1375083169941.

It is an arithmetic number, because the mean of its divisors is an integer number (1375083169941).

Almost surely, 2^{2750166339881} is an apocalyptic number.

It is an amenable number.

2750166339881 is a deficient number, since it is larger than the sum of its proper divisors (1).

2750166339881 is an equidigital number, since it uses as much as digits as its factorization.

2750166339881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 59.

The spelling of 2750166339881 in words is "two trillion, seven hundred fifty billion, one hundred sixty-six million, three hundred thirty-nine thousand, eight hundred eighty-one".