11813604055026 has 16 divisors (see below), whose sum is σ = 23630328128064. Its totient is φ = 3937348015344.

The previous prime is 11813604055003. The next prime is 11813604055027. The reversal of 11813604055026 is 62055040631811.

It is a super-2 number, since 2×11813604055026² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11813604055027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129951526 + ... + 130042401.

It is an arithmetic number, because the mean of its divisors is an integer number (1476895508004).

Almost surely, 2^{11813604055026} is an apocalyptic number.

11813604055026 is an abundant number, since it is smaller than the sum of its proper divisors (11816724073038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11813604055026 is a wasteful number, since it uses less digits than its factorization.

11813604055026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260001505.

The product of its (nonzero) digits is 172800, while the sum is 42.

Adding to 11813604055026 its reverse (62055040631811), we get a palindrome (73868644686837).

The spelling of 11813604055026 in words is "eleven trillion, eight hundred thirteen billion, six hundred four million, fifty-five thousand, twenty-six".