5186681040 has 40 divisors (see below), whose sum is σ = 16078711968. Its totient is φ = 1383114880.

The previous prime is 5186680997. The next prime is 5186681051. The reversal of 5186681040 is 401866815.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 5186681040.

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, 10805346 + ... + 10805825.

Almost surely, 2^5186681040 is an apocalyptic number.

It is an amenable number.

5186681040 is an abundant number, since it is smaller than the sum of its proper divisors (10892030928).

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

5186681040 is a wasteful number, since it uses less digits than its factorization.

5186681040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21611187 (or 21611181 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 5186681040 is about 72018.6159267172. The cubic root of 5186681040 is about 1730.9977916518.

The spelling of 5186681040 in words is "five billion, one hundred eighty-six million, six hundred eighty-one thousand, forty".