53755055729 has 2 divisors, whose sum is σ = 53755055730. Its totient is φ = 53755055728.

The previous prime is 53755055713. The next prime is 53755055773. The reversal of 53755055729 is 92755055735.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50513461504 + 3241594225 = 224752^2 + 56935^2 .

It is a cyclic number.

It is not a de Polignac number, because 53755055729 - 2⁴ = 53755055713 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (53755055789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26877527864 + 26877527865.

It is an arithmetic number, because the mean of its divisors is an integer number (26877527865).

Almost surely, 2^53755055729 is an apocalyptic number.

It is an amenable number.

53755055729 is a deficient number, since it is larger than the sum of its proper divisors (1).

53755055729 is an equidigital number, since it uses as much as digits as its factorization.

53755055729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8268750, while the sum is 53.

The spelling of 53755055729 in words is "fifty-three billion, seven hundred fifty-five million, fifty-five thousand, seven hundred twenty-nine".