4387864795393 has 2 divisors, whose sum is σ = 4387864795394. Its totient is φ = 4387864795392.

The previous prime is 4387864795387. The next prime is 4387864795397. The reversal of 4387864795393 is 3935974687834.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4347675371664 + 40189423729 = 2085108^2 + 200473^2 .

It is a cyclic number.

It is not a de Polignac number, because 4387864795393 - 2²⁹ = 4387327924481 is a prime.

It is not a weakly prime, because it can be changed into another prime (4387864795397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2193932397696 + 2193932397697.

It is an arithmetic number, because the mean of its divisors is an integer number (2193932397697).

Almost surely, 2^{4387864795393} is an apocalyptic number.

It is an amenable number.

4387864795393 is a deficient number, since it is larger than the sum of its proper divisors (1).

4387864795393 is an equidigital number, since it uses as much as digits as its factorization.

4387864795393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3292047360, while the sum is 76.

The spelling of 4387864795393 in words is "four trillion, three hundred eighty-seven billion, eight hundred sixty-four million, seven hundred ninety-five thousand, three hundred ninety-three".