42542454014 has 4 divisors (see below), whose sum is σ = 63813681024. Its totient is φ = 21271227006.

The previous prime is 42542453939. The next prime is 42542454043. The reversal of 42542454014 is 41045424524.

It is a happy number.

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

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 as a sum of consecutive naturals, namely, 10635613502 + ... + 10635613505.

It is an arithmetic number, because the mean of its divisors is an integer number (15953420256).

Almost surely, 2^42542454014 is an apocalyptic number.

42542454014 is a deficient number, since it is larger than the sum of its proper divisors (21271227010).

42542454014 is a wasteful number, since it uses less digits than its factorization.

42542454014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21271227009.

The product of its (nonzero) digits is 102400, while the sum is 35.

Adding to 42542454014 its reverse (41045424524), we get a palindrome (83587878538).

The spelling of 42542454014 in words is "forty-two billion, five hundred forty-two million, four hundred fifty-four thousand, fourteen".