280279328606 has 16 divisors (see below), whose sum is σ = 422215121328. Its totient is φ = 139541097600.

The previous prime is 280279328597. The next prime is 280279328617. The reversal of 280279328606 is 606823972082.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 4510061 + ... + 4571783.

It is an arithmetic number, because the mean of its divisors is an integer number (26388445083).

Almost surely, 2^280279328606 is an apocalyptic number.

280279328606 is a deficient number, since it is larger than the sum of its proper divisors (141935792722).

280279328606 is a wasteful number, since it uses less digits than its factorization.

280279328606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71387.

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 280279328606 in words is "two hundred eighty billion, two hundred seventy-nine million, three hundred twenty-eight thousand, six hundred six".