2888521271989 has 2 divisors, whose sum is σ = 2888521271990. Its totient is φ = 2888521271988.

The previous prime is 2888521271971. The next prime is 2888521272031. The reversal of 2888521271989 is 9891721258882.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1837537491364 + 1050983780625 = 1355558^2 + 1025175^2 .

It is a cyclic number.

It is not a de Polignac number, because 2888521271989 - 2¹⁹ = 2888520747701 is a prime.

It is a super-2 number, since 2×2888521271989² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2888521271959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1444260635994 + 1444260635995.

It is an arithmetic number, because the mean of its divisors is an integer number (1444260635995).

Almost surely, 2^{2888521271989} is an apocalyptic number.

It is an amenable number.

2888521271989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2888521271989 is an equidigital number, since it uses as much as digits as its factorization.

2888521271989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92897280, while the sum is 70.

The spelling of 2888521271989 in words is "two trillion, eight hundred eighty-eight billion, five hundred twenty-one million, two hundred seventy-one thousand, nine hundred eighty-nine".