52764443321 has 4 divisors (see below), whose sum is σ = 52890373200. Its totient is φ = 52638513444.

The previous prime is 52764443309. The next prime is 52764443377. The reversal of 52764443321 is 12334446725.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52764443321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52764443621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62964311 + ... + 62965148.

It is an arithmetic number, because the mean of its divisors is an integer number (13222593300).

Almost surely, 2^52764443321 is an apocalyptic number.

It is an amenable number.

52764443321 is a deficient number, since it is larger than the sum of its proper divisors (125929879).

52764443321 is a wasteful number, since it uses less digits than its factorization.

52764443321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125929878.

The product of its digits is 483840, while the sum is 41.

The spelling of 52764443321 in words is "fifty-two billion, seven hundred sixty-four million, four hundred forty-three thousand, three hundred twenty-one".