4278016540246 has 16 divisors (see below), whose sum is σ = 6545528985600. Its totient is φ = 2096494404840.

The previous prime is 4278016540219. The next prime is 4278016540247. The reversal of 4278016540246 is 6420456108724.

It is a self number, because there is not a number n which added to its sum of digits gives 4278016540246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4278016540247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80188150 + ... + 80241481.

It is an arithmetic number, because the mean of its divisors is an integer number (409095561600).

Almost surely, 2^{4278016540246} is an apocalyptic number.

4278016540246 is a deficient number, since it is larger than the sum of its proper divisors (2267512445354).

4278016540246 is a wasteful number, since it uses less digits than its factorization.

4278016540246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160429899.

The product of its (nonzero) digits is 2580480, while the sum is 49.

The spelling of 4278016540246 in words is "four trillion, two hundred seventy-eight billion, sixteen million, five hundred forty thousand, two hundred forty-six".