11988623413826 has 16 divisors (see below), whose sum is σ = 18289790038080. Its totient is φ = 5892049616880.

The previous prime is 11988623413769. The next prime is 11988623413831. The reversal of 11988623413826 is 62831432688911.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4667465 + ... + 6764796.

It is an arithmetic number, because the mean of its divisors is an integer number (1143111877380).

Almost surely, 2^{11988623413826} is an apocalyptic number.

11988623413826 is a deficient number, since it is larger than the sum of its proper divisors (6301166624254).

11988623413826 is a wasteful number, since it uses less digits than its factorization.

11988623413826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11441209.

The product of its digits is 23887872, while the sum is 62.

The spelling of 11988623413826 in words is "eleven trillion, nine hundred eighty-eight billion, six hundred twenty-three million, four hundred thirteen thousand, eight hundred twenty-six".