542420350135 has 4 divisors (see below), whose sum is σ = 650904420168. Its totient is φ = 433936280104.

The previous prime is 542420350097. The next prime is 542420350141. The reversal of 542420350135 is 531053024245.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 531053024245 = 5 ⋅106210604849.

It is a cyclic number.

It is not a de Polignac number, because 542420350135 - 2²¹ = 542418252983 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 542420350135.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 54242035009 + ... + 54242035018.

It is an arithmetic number, because the mean of its divisors is an integer number (162726105042).

Almost surely, 2^542420350135 is an apocalyptic number.

542420350135 is a deficient number, since it is larger than the sum of its proper divisors (108484070033).

542420350135 is a wasteful number, since it uses less digits than its factorization.

542420350135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108484070032.

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 542420350135 in words is "five hundred forty-two billion, four hundred twenty million, three hundred fifty thousand, one hundred thirty-five".