2089450299569 has 2 divisors, whose sum is σ = 2089450299570. Its totient is φ = 2089450299568.

The previous prime is 2089450299557. The next prime is 2089450299631. The reversal of 2089450299569 is 9659920549802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2051468967025 + 37981332544 = 1432295^2 + 194888^2 .

It is a cyclic number.

It is not a de Polignac number, because 2089450299569 - 2¹⁶ = 2089450234033 is a prime.

It is a super-2 number, since 2×2089450299569² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2089450299499 and 2089450299508.

It is not a weakly prime, because it can be changed into another prime (2089450299509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1044725149784 + 1044725149785.

It is an arithmetic number, because the mean of its divisors is an integer number (1044725149785).

Almost surely, 2^{2089450299569} is an apocalyptic number.

It is an amenable number.

2089450299569 is a deficient number, since it is larger than the sum of its proper divisors (1).

2089450299569 is an equidigital number, since it uses as much as digits as its factorization.

2089450299569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 125971200, while the sum is 68.

The spelling of 2089450299569 in words is "two trillion, eighty-nine billion, four hundred fifty million, two hundred ninety-nine thousand, five hundred sixty-nine".