5393859993 has 12 divisors (see below), whose sum is σ = 7794594340. Its totient is φ = 3594308256.

The previous prime is 5393859971. The next prime is 5393860027. The reversal of 5393859993 is 3999583935.

5393859993 is a `hidden beast` number, since 5 + 3 + 9 + 38 + 599 + 9 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1922647104 + 3471212889 = 43848^2 + 58917^2 .

It is not a de Polignac number, because 5393859993 - 2⁹ = 5393859481 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5393859993.

It is not an unprimeable number, because it can be changed into a prime (5393859923) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111646 + ... + 152487.

Almost surely, 2^5393859993 is an apocalyptic number.

It is an amenable number.

5393859993 is a deficient number, since it is larger than the sum of its proper divisors (2400734347).

5393859993 is a wasteful number, since it uses less digits than its factorization.

5393859993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266408 (or 266405 counting only the distinct ones).

The product of its digits is 35429400, while the sum is 63.

The square root of 5393859993 is about 73442.9029450770. The cubic root of 5393859993 is about 1753.7454466950.

The spelling of 5393859993 in words is "five billion, three hundred ninety-three million, eight hundred fifty-nine thousand, nine hundred ninety-three".