73116789847 has 2 divisors, whose sum is σ = 73116789848. Its totient is φ = 73116789846.

The previous prime is 73116789821. The next prime is 73116789871. The reversal of 73116789847 is 74898761137.

It is a strong prime.

It is an emirp because it is prime and its reverse (74898761137) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73116789847 - 2¹⁹ = 73116265559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73116709847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36558394923 + 36558394924.

It is an arithmetic number, because the mean of its divisors is an integer number (36558394924).

Almost surely, 2^73116789847 is an apocalyptic number.

73116789847 is a deficient number, since it is larger than the sum of its proper divisors (1).

73116789847 is an equidigital number, since it uses as much as digits as its factorization.

73116789847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14224896, while the sum is 61.

The spelling of 73116789847 in words is "seventy-three billion, one hundred sixteen million, seven hundred eighty-nine thousand, eight hundred forty-seven".