52105311522 has 24 divisors (see below), whose sum is σ = 123158009520. Its totient is φ = 15789488280.

The previous prime is 52105311509. The next prime is 52105311527. The reversal of 52105311522 is 22511350125.

52105311522 is a `hidden beast` number, since 5 + 2 + 105 + 31 + 1 + 522 = 666.

52105311522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (52105311527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131578872 + ... + 131579267.

It is an arithmetic number, because the mean of its divisors is an integer number (5131583730).

Almost surely, 2^52105311522 is an apocalyptic number.

52105311522 is an abundant number, since it is smaller than the sum of its proper divisors (71052697998).

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

52105311522 is a wasteful number, since it uses less digits than its factorization.

52105311522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263158158 (or 263158155 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 52105311522 its reverse (22511350125), we get a palindrome (74616661647).

The spelling of 52105311522 in words is "fifty-two billion, one hundred five million, three hundred eleven thousand, five hundred twenty-two".