2840461344256 has 20 divisors (see below), whose sum is σ = 5675374913472. Its totient is φ = 1420230671872.

The previous prime is 2840461344247. The next prime is 2840461344263. The reversal of 2840461344256 is 6524431640482.

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 as a sum of consecutive naturals, namely, 2773887520 + ... + 2773888543.

Almost surely, 2^{2840461344256} is an apocalyptic number.

It is an amenable number.

2840461344256 is a deficient number, since it is larger than the sum of its proper divisors (2834913569216).

2840461344256 is an frugal number, since it uses more digits than its factorization.

2840461344256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5547776081 (or 5547776065 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 49.

The spelling of 2840461344256 in words is "two trillion, eight hundred forty billion, four hundred sixty-one million, three hundred forty-four thousand, two hundred fifty-six".