5381838864 has 60 divisors (see below), whose sum is σ = 15117361792. Its totient is φ = 1787313600.

The previous prime is 5381838859. The next prime is 5381838899. The reversal of 5381838864 is 4688381835.

5381838864 is a `hidden beast` number, since 538 + 18 + 38 + 8 + 64 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 5381838864.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29932 + ... + 107979.

Almost surely, 2^5381838864 is an apocalyptic number.

It is an amenable number.

5381838864 is an abundant number, since it is smaller than the sum of its proper divisors (9735522928).

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

5381838864 is a wasteful number, since it uses less digits than its factorization.

5381838864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138196 (or 138187 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 54.

The square root of 5381838864 is about 73361.0173320954. The cubic root of 5381838864 is about 1752.4416382105.

The spelling of 5381838864 in words is "five billion, three hundred eighty-one million, eight hundred thirty-eight thousand, eight hundred sixty-four".