280303055253 has 16 divisors (see below), whose sum is σ = 447207154240. Its totient is φ = 172494187632.

The previous prime is 280303055251. The next prime is 280303055269. The reversal of 280303055253 is 352550303082.

280303055253 is a `hidden beast` number, since 28 + 0 + 3 + 0 + 30 + 552 + 53 = 666.

It is not a de Polignac number, because 280303055253 - 2¹ = 280303055251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (280303055251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399291751 + ... + 399292452.

It is an arithmetic number, because the mean of its divisors is an integer number (27950447140).

Almost surely, 2^280303055253 is an apocalyptic number.

It is an amenable number.

280303055253 is a deficient number, since it is larger than the sum of its proper divisors (166904098987).

280303055253 is a wasteful number, since it uses less digits than its factorization.

280303055253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798584225 (or 798584219 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 280303055253 in words is "two hundred eighty billion, three hundred three million, fifty-five thousand, two hundred fifty-three".