52225342531 has 4 divisors (see below), whose sum is σ = 52278798312. Its totient is φ = 52171886752.

The previous prime is 52225342487. The next prime is 52225342537. The reversal of 52225342531 is 13524352225.

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

It is a cyclic number.

It is not a de Polignac number, because 52225342531 - 2¹⁷ = 52225211459 is a prime.

It is a super-2 number, since 2×52225342531² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52225342537) 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, 26726425 + ... + 26728378.

It is an arithmetic number, because the mean of its divisors is an integer number (13069699578).

Almost surely, 2^52225342531 is an apocalyptic number.

52225342531 is a deficient number, since it is larger than the sum of its proper divisors (53455781).

52225342531 is an equidigital number, since it uses as much as digits as its factorization.

52225342531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53455780.

The product of its digits is 72000, while the sum is 34.

Adding to 52225342531 its reverse (13524352225), we get a palindrome (65749694756).

The spelling of 52225342531 in words is "fifty-two billion, two hundred twenty-five million, three hundred forty-two thousand, five hundred thirty-one".