542240323535 has 4 divisors (see below), whose sum is σ = 650688388248. Its totient is φ = 433792258824.

The previous prime is 542240323531. The next prime is 542240323561. The reversal of 542240323535 is 535323042245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 542240323535 - 2² = 542240323531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542240323531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54224032349 + ... + 54224032358.

It is an arithmetic number, because the mean of its divisors is an integer number (162672097062).

Almost surely, 2^542240323535 is an apocalyptic number.

542240323535 is a deficient number, since it is larger than the sum of its proper divisors (108448064713).

542240323535 is a wasteful number, since it uses less digits than its factorization.

542240323535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108448064712.

The product of its (nonzero) digits is 432000, while the sum is 38.

The spelling of 542240323535 in words is "five hundred forty-two billion, two hundred forty million, three hundred twenty-three thousand, five hundred thirty-five".