52063352540 has 12 divisors (see below), whose sum is σ = 109333040376. Its totient is φ = 20825341008.

The previous prime is 52063352503. The next prime is 52063352543. The reversal of 52063352540 is 4525336025.

It is a self number, because there is not a number n which added to its sum of digits gives 52063352540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52063352543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1301583794 + ... + 1301583833.

It is an arithmetic number, because the mean of its divisors is an integer number (9111086698).

Almost surely, 2^52063352540 is an apocalyptic number.

It is an amenable number.

52063352540 is an abundant number, since it is smaller than the sum of its proper divisors (57269687836).

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

52063352540 is a wasteful number, since it uses less digits than its factorization.

52063352540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2603167636 (or 2603167634 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 52063352540 its reverse (4525336025), we get a palindrome (56588688565).

The spelling of 52063352540 in words is "fifty-two billion, sixty-three million, three hundred fifty-two thousand, five hundred forty".