2843240280285 has 16 divisors (see below), whose sum is σ = 4549229267904. Its totient is φ = 1516379876352.

The previous prime is 2843240280281. The next prime is 2843240280289. The reversal of 2843240280285 is 5820820423482.

It is an interprime number because it is at equal distance from previous prime (2843240280281) and next prime (2843240280289).

It is not a de Polignac number, because 2843240280285 - 2² = 2843240280281 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2843240280281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 735814 + ... + 2495576.

It is an arithmetic number, because the mean of its divisors is an integer number (284326829244).

Almost surely, 2^{2843240280285} is an apocalyptic number.

It is an amenable number.

2843240280285 is a deficient number, since it is larger than the sum of its proper divisors (1705988987619).

2843240280285 is a wasteful number, since it uses less digits than its factorization.

2843240280285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1867484.

The product of its (nonzero) digits is 1966080, while the sum is 48.

The spelling of 2843240280285 in words is "two trillion, eight hundred forty-three billion, two hundred forty million, two hundred eighty thousand, two hundred eighty-five".