73673500037 has 2 divisors, whose sum is σ = 73673500038. Its totient is φ = 73673500036.

The previous prime is 73673500009. The next prime is 73673500081. The reversal of 73673500037 is 73000537637.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70221820036 + 3451680001 = 264994^2 + 58751^2 .

It is a cyclic number.

It is not a de Polignac number, because 73673500037 - 2¹⁸ = 73673237893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73673499967 and 73673500003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73673580037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36836750018 + 36836750019.

It is an arithmetic number, because the mean of its divisors is an integer number (36836750019).

Almost surely, 2^73673500037 is an apocalyptic number.

It is an amenable number.

73673500037 is a deficient number, since it is larger than the sum of its proper divisors (1).

73673500037 is an equidigital number, since it uses as much as digits as its factorization.

73673500037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 277830, while the sum is 41.

The spelling of 73673500037 in words is "seventy-three billion, six hundred seventy-three million, five hundred thousand, thirty-seven".