4178613648864 has 48 divisors (see below), whose sum is σ = 10968966742608. Its totient is φ = 1392857766912.

The previous prime is 4178613648817. The next prime is 4178613648871. The reversal of 4178613648864 is 4688463168714.

4178613648864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 4178613648795 and 4178613648804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17638204 + ... + 17873540.

It is an arithmetic number, because the mean of its divisors is an integer number (228520140471).

Almost surely, 2^{4178613648864} is an apocalyptic number.

It is an amenable number.

4178613648864 is an abundant number, since it is smaller than the sum of its proper divisors (6790353093744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4178613648864 is a wasteful number, since it uses less digits than its factorization.

4178613648864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420307 (or 420299 counting only the distinct ones).

The product of its digits is 148635648, while the sum is 66.

The spelling of 4178613648864 in words is "four trillion, one hundred seventy-eight billion, six hundred thirteen million, six hundred forty-eight thousand, eight hundred sixty-four".