42542125323 has 8 divisors (see below), whose sum is σ = 56726331600. Its totient is φ = 28359667968.

The previous prime is 42542125309. The next prime is 42542125387. The reversal of 42542125323 is 32352124524.

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

It is not a de Polignac number, because 42542125323 - 2⁵ = 42542125291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42542127323) 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, 379378 + ... + 478551.

It is an arithmetic number, because the mean of its divisors is an integer number (7090791450).

Almost surely, 2^42542125323 is an apocalyptic number.

42542125323 is a deficient number, since it is larger than the sum of its proper divisors (14184206277).

42542125323 is a wasteful number, since it uses less digits than its factorization.

42542125323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874461.

The product of its digits is 57600, while the sum is 33.

Adding to 42542125323 its reverse (32352124524), we get a palindrome (74894249847).

The spelling of 42542125323 in words is "forty-two billion, five hundred forty-two million, one hundred twenty-five thousand, three hundred twenty-three".