4278116172603 has 16 divisors (see below), whose sum is σ = 7020498334976. Its totient is φ = 2256588750240.

The previous prime is 4278116172571. The next prime is 4278116172637. The reversal of 4278116172603 is 3062716118724.

It is not a de Polignac number, because 4278116172603 - 2⁵ = 4278116172571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4278116172703) 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, 7835377333 + ... + 7835377878.

It is an arithmetic number, because the mean of its divisors is an integer number (438781145936).

Almost surely, 2^{4278116172603} is an apocalyptic number.

4278116172603 is a deficient number, since it is larger than the sum of its proper divisors (2742382162373).

4278116172603 is a wasteful number, since it uses less digits than its factorization.

4278116172603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15670755234.

The product of its (nonzero) digits is 677376, while the sum is 48.

The spelling of 4278116172603 in words is "four trillion, two hundred seventy-eight billion, one hundred sixteen million, one hundred seventy-two thousand, six hundred three".