73330629989 has 2 divisors, whose sum is σ = 73330629990. Its totient is φ = 73330629988.

The previous prime is 73330629949. The next prime is 73330630057. The reversal of 73330629989 is 98992603337.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42449597089 + 30881032900 = 206033^2 + 175730^2 .

It is a cyclic number.

It is not a de Polignac number, because 73330629989 - 2⁸ = 73330629733 is a prime.

It is a super-2 number, since 2×73330629989² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73330629949) 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, 36665314994 + 36665314995.

It is an arithmetic number, because the mean of its divisors is an integer number (36665314995).

Almost surely, 2^73330629989 is an apocalyptic number.

It is an amenable number.

73330629989 is a deficient number, since it is larger than the sum of its proper divisors (1).

73330629989 is an equidigital number, since it uses as much as digits as its factorization.

73330629989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13226976, while the sum is 59.

The spelling of 73330629989 in words is "seventy-three billion, three hundred thirty million, six hundred twenty-nine thousand, nine hundred eighty-nine".