11558638475393 has 2 divisors, whose sum is σ = 11558638475394. Its totient is φ = 11558638475392.

The previous prime is 11558638475383. The next prime is 11558638475471. The reversal of 11558638475393 is 39357483685511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10257460236529 + 1301178238864 = 3202727^2 + 1140692^2 .

It is a cyclic number.

It is not a de Polignac number, because 11558638475393 - 2¹² = 11558638471297 is a prime.

It is not a weakly prime, because it can be changed into another prime (11558638475383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5779319237696 + 5779319237697.

It is an arithmetic number, because the mean of its divisors is an integer number (5779319237697).

Almost surely, 2^{11558638475393} is an apocalyptic number.

It is an amenable number.

11558638475393 is a deficient number, since it is larger than the sum of its proper divisors (1).

11558638475393 is an equidigital number, since it uses as much as digits as its factorization.

11558638475393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592000, while the sum is 68.

The spelling of 11558638475393 in words is "eleven trillion, five hundred fifty-eight billion, six hundred thirty-eight million, four hundred seventy-five thousand, three hundred ninety-three".