540569399992 has 32 divisors (see below), whose sum is σ = 1038411143280. Its totient is φ = 263661315840.

The previous prime is 540569399957. The next prime is 540569399999. The reversal of 540569399992 is 299993965045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540569399999) 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 7 ways as a sum of consecutive naturals, for example, 2824243 + ... + 3009565.

Almost surely, 2^540569399992 is an apocalyptic number.

It is an amenable number.

540569399992 is a deficient number, since it is larger than the sum of its proper divisors (497841743288).

540569399992 is a wasteful number, since it uses less digits than its factorization.

540569399992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194263 (or 194259 counting only the distinct ones).

The product of its (nonzero) digits is 212576400, while the sum is 70.

The spelling of 540569399992 in words is "five hundred forty billion, five hundred sixty-nine million, three hundred ninety-nine thousand, nine hundred ninety-two".