5394003840 has 320 divisors, whose sum is σ = 19563057360. Its totient is φ = 1416019968.

The previous prime is 5394003809. The next prime is 5394003859. The reversal of 5394003840 is 483004935.

5394003840 is a `hidden beast` number, since 539 + 40 + 0 + 3 + 84 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5394003795 and 5394003804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3472504 + ... + 3474056.

Almost surely, 2^5394003840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5394003840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9781528680).

5394003840 is an abundant number, since it is smaller than the sum of its proper divisors (14169053520).

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

5394003840 is a wasteful number, since it uses less digits than its factorization.

5394003840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651 (or 1630 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 5394003840 is about 73443.8822503277. The cubic root of 5394003840 is about 1753.7610365681.

The spelling of 5394003840 in words is "five billion, three hundred ninety-four million, three thousand, eight hundred forty".