2053983839569 has 2 divisors, whose sum is σ = 2053983839570. Its totient is φ = 2053983839568.

The previous prime is 2053983839519. The next prime is 2053983839729. The reversal of 2053983839569 is 9659383893502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1789441290000 + 264542549569 = 1337700^2 + 514337^2 .

It is a cyclic number.

It is not a de Polignac number, because 2053983839569 - 2¹⁹ = 2053983315281 is a prime.

It is a super-2 number, since 2×2053983839569² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2053983839498 and 2053983839507.

It is not a weakly prime, because it can be changed into another prime (2053983839519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1026991919784 + 1026991919785.

It is an arithmetic number, because the mean of its divisors is an integer number (1026991919785).

Almost surely, 2^{2053983839569} is an apocalyptic number.

It is an amenable number.

2053983839569 is a deficient number, since it is larger than the sum of its proper divisors (1).

2053983839569 is an equidigital number, since it uses as much as digits as its factorization.

2053983839569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 377913600, while the sum is 70.

The spelling of 2053983839569 in words is "two trillion, fifty-three billion, nine hundred eighty-three million, eight hundred thirty-nine thousand, five hundred sixty-nine".