73705650737 has 2 divisors, whose sum is σ = 73705650738. Its totient is φ = 73705650736.

The previous prime is 73705650709. The next prime is 73705650751.

73705650737 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64125939361 + 9579711376 = 253231^2 + 97876^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 73705650737 - 2⁶ = 73705650673 is a prime.

It is not a weakly prime, because it can be changed into another prime (73705650757) 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, 36852825368 + 36852825369.

It is an arithmetic number, because the mean of its divisors is an integer number (36852825369).

Almost surely, 2^73705650737 is an apocalyptic number.

It is an amenable number.

73705650737 is a deficient number, since it is larger than the sum of its proper divisors (1).

73705650737 is an equidigital number, since it uses as much as digits as its factorization.

73705650737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3241350, while the sum is 50.

The spelling of 73705650737 in words is "seventy-three billion, seven hundred five million, six hundred fifty thousand, seven hundred thirty-seven".