275516878965089 has 2 divisors, whose sum is σ = 275516878965090. Its totient is φ = 275516878965088.

The previous prime is 275516878965079. The next prime is 275516878965101. The reversal of 275516878965089 is 980569878615572.

275516878965089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275511696117025 + 5182848064 = 16598545^2 + 71992^2 .

It is a cyclic number.

It is not a de Polignac number, because 275516878965089 - 2³² = 275512583997793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 275516878965089.

It is not a weakly prime, because it can be changed into another prime (275516878965019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137758439482544 + 137758439482545.

It is an arithmetic number, because the mean of its divisors is an integer number (137758439482545).

Almost surely, 2^{275516878965089} is an apocalyptic number.

It is an amenable number.

275516878965089 is a deficient number, since it is larger than the sum of its proper divisors (1).

275516878965089 is an equidigital number, since it uses as much as digits as its factorization.

275516878965089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18289152000, while the sum is 86.

The spelling of 275516878965089 in words is "two hundred seventy-five trillion, five hundred sixteen billion, eight hundred seventy-eight million, nine hundred sixty-five thousand, eighty-nine".