5393181408 has 48 divisors (see below), whose sum is σ = 14176342656. Its totient is φ = 1795283840.

The previous prime is 5393181403. The next prime is 5393181419. The reversal of 5393181408 is 8041813935.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-3 number, since 3×5393181408³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5393181408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5393181403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33523 + ... + 109133.

It is an arithmetic number, because the mean of its divisors is an integer number (295340472).

Almost surely, 2^5393181408 is an apocalyptic number.

It is an amenable number.

5393181408 is an abundant number, since it is smaller than the sum of its proper divisors (8783161248).

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

5393181408 is a wasteful number, since it uses less digits than its factorization.

5393181408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76367 (or 76359 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 5393181408 is about 73438.2829864642. The cubic root of 5393181408 is about 1753.6718991634.

The spelling of 5393181408 in words is "five billion, three hundred ninety-three million, one hundred eighty-one thousand, four hundred eight".