4278048840194 has 8 divisors (see below), whose sum is σ = 6419433354240. Its totient is φ = 2138237722116.

The previous prime is 4278048840119. The next prime is 4278048840269. The reversal of 4278048840194 is 4910488408724.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4278048840119) and next prime (4278048840269).

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 393342194 + ... + 393353069.

It is an arithmetic number, because the mean of its divisors is an integer number (802429169280).

Almost surely, 2^{4278048840194} is an apocalyptic number.

4278048840194 is a deficient number, since it is larger than the sum of its proper divisors (2141384514046).

4278048840194 is a wasteful number, since it uses less digits than its factorization.

4278048840194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786697984.

The product of its (nonzero) digits is 16515072, while the sum is 59.

The spelling of 4278048840194 in words is "four trillion, two hundred seventy-eight billion, forty-eight million, eight hundred forty thousand, one hundred ninety-four".