542545320552 has 16 divisors (see below), whose sum is σ = 1356363301440. Its totient is φ = 180848440176.

The previous prime is 542545320529. The next prime is 542545320571. The reversal of 542545320552 is 255023545245.

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 3 ways as a sum of consecutive naturals, for example, 11303027488 + ... + 11303027535.

It is an arithmetic number, because the mean of its divisors is an integer number (84772706340).

Almost surely, 2^542545320552 is an apocalyptic number.

It is an amenable number.

542545320552 is an abundant number, since it is smaller than the sum of its proper divisors (813817980888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542545320552 is a wasteful number, since it uses less digits than its factorization.

542545320552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22606055032 (or 22606055028 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 42.

Adding to 542545320552 its reverse (255023545245), we get a palindrome (797568865797).

The spelling of 542545320552 in words is "five hundred forty-two billion, five hundred forty-five million, three hundred twenty thousand, five hundred fifty-two".