52444449133 has 8 divisors (see below), whose sum is σ = 52606009400. Its totient is φ = 52283052288.

The previous prime is 52444449131. The next prime is 52444449151. The reversal of 52444449133 is 33194444425.

It can be written as a sum of positive squares in 4 ways, for example, as 48718201284 + 3726247849 = 220722^2 + 61043^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52444449133 - 2¹ = 52444449131 is a prime.

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 52444449133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52444449131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618235 + ... + 697927.

It is an arithmetic number, because the mean of its divisors is an integer number (6575751175).

Almost surely, 2^52444449133 is an apocalyptic number.

It is an amenable number.

52444449133 is a deficient number, since it is larger than the sum of its proper divisors (161560267).

52444449133 is a wasteful number, since it uses less digits than its factorization.

52444449133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81711.

The product of its digits is 829440, while the sum is 43.

The spelling of 52444449133 in words is "fifty-two billion, four hundred forty-four million, four hundred forty-nine thousand, one hundred thirty-three".