11613683838 has 16 divisors (see below), whose sum is σ = 23228689536. Its totient is φ = 3871007640.

The previous prime is 11613683801. The next prime is 11613683843. The reversal of 11613683838 is 83838631611.

11613683838 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 87553 + ... + 175763.

It is an arithmetic number, because the mean of its divisors is an integer number (1451793096).

Almost surely, 2^11613683838 is an apocalyptic number.

11613683838 is an abundant number, since it is smaller than the sum of its proper divisors (11615005698).

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

11613683838 is a wasteful number, since it uses less digits than its factorization.

11613683838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110159.

The product of its digits is 497664, while the sum is 48.

The spelling of 11613683838 in words is "eleven billion, six hundred thirteen million, six hundred eighty-three thousand, eight hundred thirty-eight".