52404494399 has 8 divisors (see below), whose sum is σ = 54214218000. Its totient is φ = 50594948992.

The previous prime is 52404494393. The next prime is 52404494407. The reversal of 52404494399 is 99349440425.

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 52404494399 - 2⁴ = 52404494383 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 52404494399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52404494393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 877607 + ... + 935415.

It is an arithmetic number, because the mean of its divisors is an integer number (6776777250).

Almost surely, 2^52404494399 is an apocalyptic number.

52404494399 is a deficient number, since it is larger than the sum of its proper divisors (1809723601).

52404494399 is a wasteful number, since it uses less digits than its factorization.

52404494399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89097.

The product of its (nonzero) digits is 5598720, while the sum is 53.

The spelling of 52404494399 in words is "fifty-two billion, four hundred four million, four hundred ninety-four thousand, three hundred ninety-nine".