52165122323 has 4 divisors (see below), whose sum is σ = 53149369968. Its totient is φ = 51180874680.

The previous prime is 52165122299. The next prime is 52165122467. The reversal of 52165122323 is 32322156125.

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 52165122323 - 2²⁸ = 51896686867 is a prime.

It is a super-3 number, since 3×52165122323³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52165122323.

It is not an unprimeable number, because it can be changed into a prime (52165125323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492123743 + ... + 492123848.

It is an arithmetic number, because the mean of its divisors is an integer number (13287342492).

Almost surely, 2^52165122323 is an apocalyptic number.

52165122323 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

52165122323 is a deficient number, since it is larger than the sum of its proper divisors (984247645).

52165122323 is an equidigital number, since it uses as much as digits as its factorization.

52165122323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984247644.

The product of its digits is 21600, while the sum is 32.

Adding to 52165122323 its reverse (32322156125), we get a palindrome (84487278448).

The spelling of 52165122323 in words is "fifty-two billion, one hundred sixty-five million, one hundred twenty-two thousand, three hundred twenty-three".