280538004275 has 6 divisors (see below), whose sum is σ = 347867125332. Its totient is φ = 224430403400.

The previous prime is 280538004239. The next prime is 280538004293. The reversal of 280538004275 is 572400835082.

It is not a de Polignac number, because 280538004275 - 2¹⁶ = 280537938739 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5610760061 + ... + 5610760110.

It is an arithmetic number, because the mean of its divisors is an integer number (57977854222).

Almost surely, 2^280538004275 is an apocalyptic number.

280538004275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

280538004275 is a deficient number, since it is larger than the sum of its proper divisors (67329121057).

280538004275 is a wasteful number, since it uses less digits than its factorization.

280538004275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11221520181 (or 11221520176 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 44.

The spelling of 280538004275 in words is "two hundred eighty billion, five hundred thirty-eight million, four thousand, two hundred seventy-five".