52205203648438 has 8 divisors (see below), whose sum is σ = 79380515136888. Its totient is φ = 25745031936144.

The previous prime is 52205203648417. The next prime is 52205203648441. The reversal of 52205203648438 is 83484630250225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×52205203648438³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178784943856 + ... + 178784944147.

It is an arithmetic number, because the mean of its divisors is an integer number (9922564392111).

Almost surely, 2^{52205203648438} is an apocalyptic number.

52205203648438 is a deficient number, since it is larger than the sum of its proper divisors (27175311488450).

52205203648438 is a wasteful number, since it uses less digits than its factorization.

52205203648438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357569888078.

The product of its (nonzero) digits is 11059200, while the sum is 52.

The spelling of 52205203648438 in words is "fifty-two trillion, two hundred five billion, two hundred three million, six hundred forty-eight thousand, four hundred thirty-eight".