4146681388328 has 8 divisors (see below), whose sum is σ = 7775027603130. Its totient is φ = 2073340694160.

The previous prime is 4146681388303. The next prime is 4146681388337. The reversal of 4146681388328 is 8238831866414.

It can be written as a sum of positive squares in only one way, i.e., 3288571887364 + 858109500964 = 1813442^2 + 926342^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 259167586763 + ... + 259167586778.

Almost surely, 2^{4146681388328} is an apocalyptic number.

It is an amenable number.

4146681388328 is a deficient number, since it is larger than the sum of its proper divisors (3628346214802).

4146681388328 is a wasteful number, since it uses less digits than its factorization.

4146681388328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518335173547 (or 518335173543 counting only the distinct ones).

The product of its digits is 42467328, while the sum is 62.

The spelling of 4146681388328 in words is "four trillion, one hundred forty-six billion, six hundred eighty-one million, three hundred eighty-eight thousand, three hundred twenty-eight".