52341444521 has 4 divisors (see below), whose sum is σ = 52426830852. Its totient is φ = 52256058192.

The previous prime is 52341444509. The next prime is 52341444523. The reversal of 52341444521 is 12544414325.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 304991296 + 52036453225 = 17464^2 + 228115^2 .

It is a cyclic number.

It is not a de Polignac number, because 52341444521 - 2¹⁴ = 52341428137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52341444523) 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, 42692246 + ... + 42693471.

It is an arithmetic number, because the mean of its divisors is an integer number (13106707713).

Almost surely, 2^52341444521 is an apocalyptic number.

It is an amenable number.

52341444521 is a deficient number, since it is larger than the sum of its proper divisors (85386331).

52341444521 is an equidigital number, since it uses as much as digits as its factorization.

52341444521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85386330.

The product of its digits is 76800, while the sum is 35.

Adding to 52341444521 its reverse (12544414325), we get a palindrome (64885858846).

The spelling of 52341444521 in words is "fifty-two billion, three hundred forty-one million, four hundred forty-four thousand, five hundred twenty-one".