5393389693961 has 4 divisors (see below), whose sum is σ = 5393783127300. Its totient is φ = 5392996260624.

The previous prime is 5393389693931. The next prime is 5393389693973. The reversal of 5393389693961 is 1693969833935.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2374622442361 + 3018767251600 = 1540981^2 + 1737460^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5393389693961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5393389693931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196696106 + ... + 196723523.

It is an arithmetic number, because the mean of its divisors is an integer number (1348445781825).

Almost surely, 2^{5393389693961} is an apocalyptic number.

It is an amenable number.

5393389693961 is a deficient number, since it is larger than the sum of its proper divisors (393433339).

5393389693961 is a wasteful number, since it uses less digits than its factorization.

5393389693961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393433338.

The product of its digits is 765275040, while the sum is 74.

The spelling of 5393389693961 in words is "five trillion, three hundred ninety-three billion, three hundred eighty-nine million, six hundred ninety-three thousand, nine hundred sixty-one".