11813604055426 has 8 divisors (see below), whose sum is σ = 17720513857404. Its totient is φ = 5906766102960.

The previous prime is 11813604055417. The next prime is 11813604055427. The reversal of 11813604055426 is 62455040631811.

It can be written as a sum of positive squares in 2 ways, for example, as 9631085353201 + 2182518702225 = 3103399^2 + 1477335^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11813604055426² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11813604055427) 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, 17549425 + ... + 18210148.

Almost surely, 2^{11813604055426} is an apocalyptic number.

11813604055426 is a deficient number, since it is larger than the sum of its proper divisors (5906909801978).

11813604055426 is a wasteful number, since it uses less digits than its factorization.

11813604055426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35924756.

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 11813604055426 in words is "eleven trillion, eight hundred thirteen billion, six hundred four million, fifty-five thousand, four hundred twenty-six".