205842945548 has 24 divisors (see below), whose sum is σ = 363111647472. Its totient is φ = 102098902464.

The previous prime is 205842945499. The next prime is 205842945557. The reversal of 205842945548 is 845549248502.

205842945548 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 205842945493 and 205842945502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117611 + ... + 652317.

It is an arithmetic number, because the mean of its divisors is an integer number (15129651978).

Almost surely, 2^205842945548 is an apocalyptic number.

It is an amenable number.

205842945548 is a deficient number, since it is larger than the sum of its proper divisors (157268701924).

205842945548 is a wasteful number, since it uses less digits than its factorization.

205842945548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535481 (or 535479 counting only the distinct ones).

The product of its (nonzero) digits is 18432000, while the sum is 56.

The spelling of 205842945548 in words is "two hundred five billion, eight hundred forty-two million, nine hundred forty-five thousand, five hundred forty-eight".