73884806243 has 2 divisors, whose sum is σ = 73884806244. Its totient is φ = 73884806242.

The previous prime is 73884806227. The next prime is 73884806251. The reversal of 73884806243 is 34260848837.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73884806243 - 2⁴ = 73884806227 is a prime.

It is not a weakly prime, because it can be changed into another prime (73884806543) 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 as a sum of consecutive naturals, namely, 36942403121 + 36942403122.

It is an arithmetic number, because the mean of its divisors is an integer number (36942403122).

Almost surely, 2^73884806243 is an apocalyptic number.

73884806243 is a deficient number, since it is larger than the sum of its proper divisors (1).

73884806243 is an equidigital number, since it uses as much as digits as its factorization.

73884806243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6193152, while the sum is 53.

The spelling of 73884806243 in words is "seventy-three billion, eight hundred eighty-four million, eight hundred six thousand, two hundred forty-three".