52540005342 has 96 divisors (see below), whose sum is σ = 119097464832. Its totient is φ = 15323424000.

The previous prime is 52540005281. The next prime is 52540005359. The reversal of 52540005342 is 24350004525.

It is a super-2 number, since 2×52540005342² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12112198 + ... + 12116534.

It is an arithmetic number, because the mean of its divisors is an integer number (1240598592).

Almost surely, 2^52540005342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52540005342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59548732416).

52540005342 is an abundant number, since it is smaller than the sum of its proper divisors (66557459490).

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

52540005342 is a wasteful number, since it uses less digits than its factorization.

52540005342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4606 (or 4575 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

Adding to 52540005342 its reverse (24350004525), we get a palindrome (76890009867).

The spelling of 52540005342 in words is "fifty-two billion, five hundred forty million, five thousand, three hundred forty-two".