5436143888785 has 24 divisors (see below), whose sum is σ = 6738637226040. Its totient is φ = 4206913754112.

The previous prime is 5436143888779. The next prime is 5436143888789. The reversal of 5436143888785 is 5878883416345.

It can be written as a sum of positive squares in 12 ways, for example, as 472641125121 + 4963502763664 = 687489^2 + 2227892^2 .

It is not a de Polignac number, because 5436143888785 - 2¹³ = 5436143880593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5436143888789) 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 in 23 ways as a sum of consecutive naturals, for example, 5045961 + ... + 6027769.

It is an arithmetic number, because the mean of its divisors is an integer number (280776551085).

Almost surely, 2^{5436143888785} is an apocalyptic number.

It is an amenable number.

5436143888785 is a deficient number, since it is larger than the sum of its proper divisors (1302493337255).

5436143888785 is an equidigital number, since it uses as much as digits as its factorization.

5436143888785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982197 (or 982024 counting only the distinct ones).

The product of its digits is 619315200, while the sum is 70.

The spelling of 5436143888785 in words is "five trillion, four hundred thirty-six billion, one hundred forty-three million, eight hundred eighty-eight thousand, seven hundred eighty-five".