11683578745 has 4 divisors (see below), whose sum is σ = 14020294500. Its totient is φ = 9346862992.

The previous prime is 11683578703. The next prime is 11683578787. The reversal of 11683578745 is 54787538611.

11683578745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (11683578703) and next prime (11683578787).

It can be written as a sum of positive squares in 2 ways, for example, as 6220003689 + 5463575056 = 78867^2 + 73916^2 .

It is a cyclic number.

It is not a de Polignac number, because 11683578745 - 2¹⁷ = 11683447673 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1168357870 + ... + 1168357879.

It is an arithmetic number, because the mean of its divisors is an integer number (3505073625).

Almost surely, 2^11683578745 is an apocalyptic number.

It is an amenable number.

11683578745 is a deficient number, since it is larger than the sum of its proper divisors (2336715755).

11683578745 is an equidigital number, since it uses as much as digits as its factorization.

11683578745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2336715754.

The product of its digits is 5644800, while the sum is 55.

The spelling of 11683578745 in words is "eleven billion, six hundred eighty-three million, five hundred seventy-eight thousand, seven hundred forty-five".