389182054304269 has 2 divisors, whose sum is σ = 389182054304270. Its totient is φ = 389182054304268.

The previous prime is 389182054304179. The next prime is 389182054304287. The reversal of 389182054304269 is 962403450281983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 323777018378025 + 65405035926244 = 17993805^2 + 8087338^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-389182054304269 is a prime.

It is a super-2 number, since 2×389182054304269² (a number of 30 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 389182054304269.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (389182054004269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194591027152134 + 194591027152135.

It is an arithmetic number, because the mean of its divisors is an integer number (194591027152135).

Almost surely, 2^{389182054304269} is an apocalyptic number.

It is an amenable number.

389182054304269 is a deficient number, since it is larger than the sum of its proper divisors (1).

389182054304269 is an equidigital number, since it uses as much as digits as its factorization.

389182054304269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 89579520, while the sum is 64.

The spelling of 389182054304269 in words is "three hundred eighty-nine trillion, one hundred eighty-two billion, fifty-four million, three hundred four thousand, two hundred sixty-nine".