280484496352 has 24 divisors (see below), whose sum is σ = 565045805016. Its totient is φ = 136980799872.

The previous prime is 280484496337. The next prime is 280484496361. The reversal of 280484496352 is 253694484082.

It is a junction number, because it is equal to n+sod(n) for n = 280484496293 and 280484496302.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 101918863 + ... + 101921614.

It is an arithmetic number, because the mean of its divisors is an integer number (23543575209).

Almost surely, 2^280484496352 is an apocalyptic number.

It is an amenable number.

280484496352 is an abundant number, since it is smaller than the sum of its proper divisors (284561308664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

280484496352 is a wasteful number, since it uses less digits than its factorization.

280484496352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203840530 (or 203840522 counting only the distinct ones).

The product of its (nonzero) digits is 13271040, while the sum is 55.

The spelling of 280484496352 in words is "two hundred eighty billion, four hundred eighty-four million, four hundred ninety-six thousand, three hundred fifty-two".