78467824430533 has 2 divisors, whose sum is σ = 78467824430534. Its totient is φ = 78467824430532.

The previous prime is 78467824430507. The next prime is 78467824430563. The reversal of 78467824430533 is 33503442876487.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59120828646049 + 19346995784484 = 7689007^2 + 4398522^2 .

It is a cyclic number.

It is not a de Polignac number, because 78467824430533 - 2¹³ = 78467824422341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (78467824430563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39233912215266 + 39233912215267.

It is an arithmetic number, because the mean of its divisors is an integer number (39233912215267).

Almost surely, 2^{78467824430533} is an apocalyptic number.

It is an amenable number.

78467824430533 is a deficient number, since it is larger than the sum of its proper divisors (1).

78467824430533 is an equidigital number, since it uses as much as digits as its factorization.

78467824430533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 325140480, while the sum is 64.

The spelling of 78467824430533 in words is "seventy-eight trillion, four hundred sixty-seven billion, eight hundred twenty-four million, four hundred thirty thousand, five hundred thirty-three".