11430380176805 has 4 divisors (see below), whose sum is σ = 13716456212172. Its totient is φ = 9144304141440.

The previous prime is 11430380176781. The next prime is 11430380176819. The reversal of 11430380176805 is 50867108303411.

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 5348035506724 + 6082344670081 = 2312582^2 + 2466241^2 .

It is not a de Polignac number, because 11430380176805 - 2⁶ = 11430380176741 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 11430380176805.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1143038017676 + ... + 1143038017685.

It is an arithmetic number, because the mean of its divisors is an integer number (3429114053043).

Almost surely, 2^{11430380176805} is an apocalyptic number.

It is an amenable number.

11430380176805 is a deficient number, since it is larger than the sum of its proper divisors (2286076035367).

11430380176805 is an equidigital number, since it uses as much as digits as its factorization.

11430380176805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2286076035366.

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 11430380176805 in words is "eleven trillion, four hundred thirty billion, three hundred eighty million, one hundred seventy-six thousand, eight hundred five".