52653500538 has 16 divisors (see below), whose sum is σ = 105716759040. Its totient is φ = 17482873856.

The previous prime is 52653500509. The next prime is 52653500539. The reversal of 52653500538 is 83500535625.

It is a super-2 number, since 2×52653500538² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52653500538.

It is not an unprimeable number, because it can be changed into a prime (52653500539) 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, 17071578 + ... + 17074661.

It is an arithmetic number, because the mean of its divisors is an integer number (6607297440).

Almost surely, 2^52653500538 is an apocalyptic number.

52653500538 is an abundant number, since it is smaller than the sum of its proper divisors (53063258502).

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

52653500538 is a wasteful number, since it uses less digits than its factorization.

52653500538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34146501.

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 52653500538 in words is "fifty-two billion, six hundred fifty-three million, five hundred thousand, five hundred thirty-eight".