5168438983605 has 64 divisors (see below), whose sum is σ = 9048881495808. Its totient is φ = 2508677283840.

The previous prime is 5168438983583. The next prime is 5168438983621. The reversal of 5168438983605 is 5063898348615.

It is not a de Polignac number, because 5168438983605 - 2¹¹ = 5168438981557 is a prime.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1005979 + ... + 3368808.

It is an arithmetic number, because the mean of its divisors is an integer number (141388773372).

Almost surely, 2^{5168438983605} is an apocalyptic number.

It is an amenable number.

5168438983605 is a deficient number, since it is larger than the sum of its proper divisors (3880442512203).

5168438983605 is a wasteful number, since it uses less digits than its factorization.

5168438983605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4374966.

The product of its (nonzero) digits is 149299200, while the sum is 66.

The spelling of 5168438983605 in words is "five trillion, one hundred sixty-eight billion, four hundred thirty-eight million, nine hundred eighty-three thousand, six hundred five".