4278517427054 has 96 divisors (see below), whose sum is σ = 7160720454144. Its totient is φ = 1915489105920.

The previous prime is 4278517427033. The next prime is 4278517427077. The reversal of 4278517427054 is 4507247158724.

It is a super-2 number, since 2×4278517427054² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 867674969 + ... + 867679899.

It is an arithmetic number, because the mean of its divisors is an integer number (74590838064).

Almost surely, 2^{4278517427054} is an apocalyptic number.

4278517427054 is a deficient number, since it is larger than the sum of its proper divisors (2882203027090).

4278517427054 is a wasteful number, since it uses less digits than its factorization.

4278517427054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5482 (or 5469 counting only the distinct ones).

The product of its (nonzero) digits is 17561600, while the sum is 56.

The spelling of 4278517427054 in words is "four trillion, two hundred seventy-eight billion, five hundred seventeen million, four hundred twenty-seven thousand, fifty-four".