11356912255789 has 2 divisors, whose sum is σ = 11356912255790. Its totient is φ = 11356912255788.

The previous prime is 11356912255783. The next prime is 11356912255807. The reversal of 11356912255789 is 98755221965311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7935725629764 + 3421186626025 = 2817042^2 + 1849645^2 .

It is a cyclic number.

It is not a de Polignac number, because 11356912255789 - 2²⁷ = 11356778038061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11356912255789.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11356912255783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5678456127894 + 5678456127895.

It is an arithmetic number, because the mean of its divisors is an integer number (5678456127895).

Almost surely, 2^{11356912255789} is an apocalyptic number.

It is an amenable number.

11356912255789 is a deficient number, since it is larger than the sum of its proper divisors (1).

11356912255789 is an equidigital number, since it uses as much as digits as its factorization.

11356912255789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824000, while the sum is 64.

The spelling of 11356912255789 in words is "eleven trillion, three hundred fifty-six billion, nine hundred twelve million, two hundred fifty-five thousand, seven hundred eighty-nine".