281053855463 has 2 divisors, whose sum is σ = 281053855464. Its totient is φ = 281053855462.

The previous prime is 281053855429. The next prime is 281053855517. The reversal of 281053855463 is 364558350182.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 281053855463 - 2¹² = 281053851367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (281053854463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140526927731 + 140526927732.

It is an arithmetic number, because the mean of its divisors is an integer number (140526927732).

Almost surely, 2^281053855463 is an apocalyptic number.

281053855463 is a deficient number, since it is larger than the sum of its proper divisors (1).

281053855463 is an equidigital number, since it uses as much as digits as its factorization.

281053855463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456000, while the sum is 50.

The spelling of 281053855463 in words is "two hundred eighty-one billion, fifty-three million, eight hundred fifty-five thousand, four hundred sixty-three".