52118407142 has 16 divisors (see below), whose sum is σ = 80121409200. Its totient is φ = 25411858560.

The previous prime is 52118407141. The next prime is 52118407151. The reversal of 52118407142 is 24170481125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52118407141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32834 + ... + 324522.

It is an arithmetic number, because the mean of its divisors is an integer number (5007588075).

Almost surely, 2^52118407142 is an apocalyptic number.

52118407142 is a deficient number, since it is larger than the sum of its proper divisors (28003002058).

52118407142 is a wasteful number, since it uses less digits than its factorization.

52118407142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293911.

The product of its (nonzero) digits is 17920, while the sum is 35.

Adding to 52118407142 its reverse (24170481125), we get a palindrome (76288888267).

The spelling of 52118407142 in words is "fifty-two billion, one hundred eighteen million, four hundred seven thousand, one hundred forty-two".