52135145522 has 16 divisors (see below), whose sum is σ = 82838285280. Its totient is φ = 24523695168.

The previous prime is 52135145521. The next prime is 52135145527. The reversal of 52135145522 is 22554153125.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (52135145521) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 246872 + ... + 406467.

It is an arithmetic number, because the mean of its divisors is an integer number (5177392830).

Almost surely, 2^52135145522 is an apocalyptic number.

52135145522 is a deficient number, since it is larger than the sum of its proper divisors (30703139758).

52135145522 is a wasteful number, since it uses less digits than its factorization.

52135145522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655705.

The product of its digits is 60000, while the sum is 35.

Adding to 52135145522 its reverse (22554153125), we get a palindrome (74689298647).

The spelling of 52135145522 in words is "fifty-two billion, one hundred thirty-five million, one hundred forty-five thousand, five hundred twenty-two".