11869289198213 has 4 divisors (see below), whose sum is σ = 12158784056748. Its totient is φ = 11579794339680.

The previous prime is 11869289198201. The next prime is 11869289198353. The reversal of 11869289198213 is 31289198296811.

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 1294968893089 + 10574320305124 = 1137967^2 + 3251818^2 .

It is a cyclic number.

It is not a de Polignac number, because 11869289198213 - 2⁶ = 11869289198149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11869289198713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144747429206 + ... + 144747429287.

It is an arithmetic number, because the mean of its divisors is an integer number (3039696014187).

Almost surely, 2^{11869289198213} is an apocalyptic number.

It is an amenable number.

11869289198213 is a deficient number, since it is larger than the sum of its proper divisors (289494858535).

11869289198213 is an equidigital number, since it uses as much as digits as its factorization.

11869289198213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289494858534.

The product of its digits is 26873856, while the sum is 68.

The spelling of 11869289198213 in words is "eleven trillion, eight hundred sixty-nine billion, two hundred eighty-nine million, one hundred ninety-eight thousand, two hundred thirteen".