4278016540268 has 12 divisors (see below), whose sum is σ = 7540388866920. Its totient is φ = 2123619721152.

The previous prime is 4278016540253. The next prime is 4278016540333. The reversal of 4278016540268 is 8620456108724.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3847136621 + ... + 3847137732.

It is an arithmetic number, because the mean of its divisors is an integer number (628365738910).

Almost surely, 2^{4278016540268} is an apocalyptic number.

It is an amenable number.

4278016540268 is a deficient number, since it is larger than the sum of its proper divisors (3262372326652).

4278016540268 is a wasteful number, since it uses less digits than its factorization.

4278016540268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7694274496 (or 7694274494 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 53.

The spelling of 4278016540268 in words is "four trillion, two hundred seventy-eight billion, sixteen million, five hundred forty thousand, two hundred sixty-eight".