52404494407 has 2 divisors, whose sum is σ = 52404494408. Its totient is φ = 52404494406.

The previous prime is 52404494393. The next prime is 52404494431. The reversal of 52404494407 is 70449440425.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52404494407 - 2¹¹ = 52404492359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52404494437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26202247203 + 26202247204.

It is an arithmetic number, because the mean of its divisors is an integer number (26202247204).

Almost surely, 2^52404494407 is an apocalyptic number.

52404494407 is a deficient number, since it is larger than the sum of its proper divisors (1).

52404494407 is an equidigital number, since it uses as much as digits as its factorization.

52404494407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 52404494407 in words is "fifty-two billion, four hundred four million, four hundred ninety-four thousand, four hundred seven".