73889698837 has 2 divisors, whose sum is σ = 73889698838. Its totient is φ = 73889698836.

The previous prime is 73889698829. The next prime is 73889698847.

73889698837 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60749432676 + 13140266161 = 246474^2 + 114631^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 73889698837 - 2³ = 73889698829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73889698847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36944849418 + 36944849419.

It is an arithmetic number, because the mean of its divisors is an integer number (36944849419).

Almost surely, 2^73889698837 is an apocalyptic number.

It is an amenable number.

73889698837 is a deficient number, since it is larger than the sum of its proper divisors (1).

73889698837 is an equidigital number, since it uses as much as digits as its factorization.

73889698837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 877879296, while the sum is 76.

The spelling of 73889698837 in words is "seventy-three billion, eight hundred eighty-nine million, six hundred ninety-eight thousand, eight hundred thirty-seven".