255505036597 has 2 divisors, whose sum is σ = 255505036598. Its totient is φ = 255505036596.

The previous prime is 255505036571. The next prime is 255505036649. The reversal of 255505036597 is 795630505552.

It is an a-pointer prime, because the next prime (255505036649) can be obtained adding 255505036597 to its sum of digits (52).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 211268010321 + 44237026276 = 459639^2 + 210326^2 .

It is a cyclic number.

It is not a de Polignac number, because 255505036597 - 2¹⁵ = 255505003829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255505036517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127752518298 + 127752518299.

It is an arithmetic number, because the mean of its divisors is an integer number (127752518299).

Almost surely, 2^255505036597 is an apocalyptic number.

It is an amenable number.

255505036597 is a deficient number, since it is larger than the sum of its proper divisors (1).

255505036597 is an equidigital number, since it uses as much as digits as its factorization.

255505036597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7087500, while the sum is 52.

The spelling of 255505036597 in words is "two hundred fifty-five billion, five hundred five million, thirty-six thousand, five hundred ninety-seven".