42542534104 has 32 divisors (see below), whose sum is σ = 91219848480. Its totient is φ = 18221059584.

The previous prime is 42542534081. The next prime is 42542534113. The reversal of 42542534104 is 40143524524.

It is a self number, because there is not a number n which added to its sum of digits gives 42542534104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148417 + ... + 327280.

It is an arithmetic number, because the mean of its divisors is an integer number (2850620265).

Almost surely, 2^42542534104 is an apocalyptic number.

It is an amenable number.

42542534104 is an abundant number, since it is smaller than the sum of its proper divisors (48677314376).

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

42542534104 is a wasteful number, since it uses less digits than its factorization.

42542534104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477307 (or 477303 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

The spelling of 42542534104 in words is "forty-two billion, five hundred forty-two million, five hundred thirty-four thousand, one hundred four".