52544235155 has 4 divisors (see below), whose sum is σ = 63053082192. Its totient is φ = 42035388120.

The previous prime is 52544235143. The next prime is 52544235157. The reversal of 52544235155 is 55153244525.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 52544235155 - 2⁶ = 52544235091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52544235157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5254423511 + ... + 5254423520.

It is an arithmetic number, because the mean of its divisors is an integer number (15763270548).

Almost surely, 2^52544235155 is an apocalyptic number.

52544235155 is a deficient number, since it is larger than the sum of its proper divisors (10508847037).

52544235155 is a wasteful number, since it uses less digits than its factorization.

52544235155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10508847036.

The product of its digits is 600000, while the sum is 41.

The spelling of 52544235155 in words is "fifty-two billion, five hundred forty-four million, two hundred thirty-five thousand, one hundred fifty-five".