52513042340 has 48 divisors (see below), whose sum is σ = 120329677440. Its totient is φ = 19091354880.

The previous prime is 52513042333. The next prime is 52513042397. The reversal of 52513042340 is 4324031525.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1051169 + ... + 1099991.

It is an arithmetic number, because the mean of its divisors is an integer number (2506868280).

Almost surely, 2^52513042340 is an apocalyptic number.

It is an amenable number.

52513042340 is an abundant number, since it is smaller than the sum of its proper divisors (67816635100).

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

52513042340 is a wasteful number, since it uses less digits than its factorization.

52513042340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53732 (or 53730 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 52513042340 its reverse (4324031525), we get a palindrome (56837073865).

The spelling of 52513042340 in words is "fifty-two billion, five hundred thirteen million, forty-two thousand, three hundred forty".