73785808093 has 2 divisors, whose sum is σ = 73785808094. Its totient is φ = 73785808092.

The previous prime is 73785808069. The next prime is 73785808121. The reversal of 73785808093 is 39080858737.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71258031364 + 2527776729 = 266942^2 + 50277^2 .

It is an emirp because it is prime and its reverse (39080858737) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73785808093 - 2⁹ = 73785807581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73785806093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36892904046 + 36892904047.

It is an arithmetic number, because the mean of its divisors is an integer number (36892904047).

Almost surely, 2^73785808093 is an apocalyptic number.

It is an amenable number.

73785808093 is a deficient number, since it is larger than the sum of its proper divisors (1).

73785808093 is an equidigital number, since it uses as much as digits as its factorization.

73785808093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10160640, while the sum is 58.

The spelling of 73785808093 in words is "seventy-three billion, seven hundred eighty-five million, eight hundred eight thousand, ninety-three".