73223238887 has 2 divisors, whose sum is σ = 73223238888. Its totient is φ = 73223238886.

The previous prime is 73223238877. The next prime is 73223238889. The reversal of 73223238887 is 78883232237.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (78883232237) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73223238887 - 2²⁶ = 73156130023 is a prime.

Together with 73223238889, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73223238889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36611619443 + 36611619444.

It is an arithmetic number, because the mean of its divisors is an integer number (36611619444).

Almost surely, 2^73223238887 is an apocalyptic number.

73223238887 is a deficient number, since it is larger than the sum of its proper divisors (1).

73223238887 is an equidigital number, since it uses as much as digits as its factorization.

73223238887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5419008, while the sum is 53.

The spelling of 73223238887 in words is "seventy-three billion, two hundred twenty-three million, two hundred thirty-eight thousand, eight hundred eighty-seven".