542242302452 has 24 divisors (see below), whose sum is σ = 957046867392. Its totient is φ = 268810113600.

The previous prime is 542242302421. The next prime is 542242302457. The reversal of 542242302452 is 254203242245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542242302457) by changing a digit.

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, 999449 + ... + 1443392.

It is an arithmetic number, because the mean of its divisors is an integer number (39876952808).

Almost surely, 2^542242302452 is an apocalyptic number.

It is an amenable number.

542242302452 is a deficient number, since it is larger than the sum of its proper divisors (414804564940).

542242302452 is a wasteful number, since it uses less digits than its factorization.

542242302452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2443319 (or 2443317 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 35.

Adding to 542242302452 its reverse (254203242245), we get a palindrome (796445544697).

The spelling of 542242302452 in words is "five hundred forty-two billion, two hundred forty-two million, three hundred two thousand, four hundred fifty-two".