42542611535 has 8 divisors (see below), whose sum is σ = 51052445376. Its totient is φ = 34033214880.

The previous prime is 42542611387. The next prime is 42542611543. The reversal of 42542611535 is 53511624524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42542611535 - 2¹⁸ = 42542349391 is a prime.

It is a super-3 number, since 3×42542611535³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 169397 + ... + 337313.

It is an arithmetic number, because the mean of its divisors is an integer number (6381555672).

Almost surely, 2^42542611535 is an apocalyptic number.

42542611535 is a deficient number, since it is larger than the sum of its proper divisors (8509833841).

42542611535 is a wasteful number, since it uses less digits than its factorization.

42542611535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218593.

The product of its digits is 144000, while the sum is 38.

The spelling of 42542611535 in words is "forty-two billion, five hundred forty-two million, six hundred eleven thousand, five hundred thirty-five".