269395142089 has 2 divisors, whose sum is σ = 269395142090. Its totient is φ = 269395142088.

The previous prime is 269395142047. The next prime is 269395142113. The reversal of 269395142089 is 980241593962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 262843858489 + 6551283600 = 512683^2 + 80940^2 .

It is a cyclic number.

It is not a de Polignac number, because 269395142089 - 2⁹ = 269395141577 is a prime.

It is not a weakly prime, because it can be changed into another prime (269395142039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134697571044 + 134697571045.

It is an arithmetic number, because the mean of its divisors is an integer number (134697571045).

Almost surely, 2^269395142089 is an apocalyptic number.

It is an amenable number.

269395142089 is a deficient number, since it is larger than the sum of its proper divisors (1).

269395142089 is an equidigital number, since it uses as much as digits as its factorization.

269395142089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8398080, while the sum is 58.

The spelling of 269395142089 in words is "two hundred sixty-nine billion, three hundred ninety-five million, one hundred forty-two thousand, eighty-nine".