255253050461 has 2 divisors, whose sum is σ = 255253050462. Its totient is φ = 255253050460.

The previous prime is 255253050419. The next prime is 255253050511. The reversal of 255253050461 is 164050352552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 251207454436 + 4045596025 = 501206^2 + 63605^2 .

It is a cyclic number.

It is not a de Polignac number, because 255253050461 - 2⁶ = 255253050397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255253050061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127626525230 + 127626525231.

It is an arithmetic number, because the mean of its divisors is an integer number (127626525231).

Almost surely, 2^255253050461 is an apocalyptic number.

It is an amenable number.

255253050461 is a deficient number, since it is larger than the sum of its proper divisors (1).

255253050461 is an equidigital number, since it uses as much as digits as its factorization.

255253050461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 255253050461 in words is "two hundred fifty-five billion, two hundred fifty-three million, fifty thousand, four hundred sixty-one".