185050555493 has 2 divisors, whose sum is σ = 185050555494. Its totient is φ = 185050555492.

The previous prime is 185050555477. The next prime is 185050555517. The reversal of 185050555493 is 394555050581.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166217659204 + 18832896289 = 407698^2 + 137233^2 .

It is a cyclic number.

It is not a de Polignac number, because 185050555493 - 2⁴ = 185050555477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (185050555433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92525277746 + 92525277747.

It is an arithmetic number, because the mean of its divisors is an integer number (92525277747).

Almost surely, 2^185050555493 is an apocalyptic number.

It is an amenable number.

185050555493 is a deficient number, since it is larger than the sum of its proper divisors (1).

185050555493 is an equidigital number, since it uses as much as digits as its factorization.

185050555493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700000, while the sum is 50.

The spelling of 185050555493 in words is "one hundred eighty-five billion, fifty million, five hundred fifty-five thousand, four hundred ninety-three".