11938233819012 has 24 divisors (see below), whose sum is σ = 27858055680000. Its totient is φ = 3979100306016.

The previous prime is 11938233818993. The next prime is 11938233819013. The reversal of 11938233819012 is 21091833283911.

It is a happy number.

It is a super-2 number, since 2×11938233819012² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11938233819013) 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, 38710887 + ... + 39018062.

It is an arithmetic number, because the mean of its divisors is an integer number (1160752320000).

Almost surely, 2^{11938233819012} is an apocalyptic number.

11938233819012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11938233819012 is an abundant number, since it is smaller than the sum of its proper divisors (15919821860988).

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

11938233819012 is a wasteful number, since it uses less digits than its factorization.

11938233819012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77741755 (or 77741753 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 51.

The spelling of 11938233819012 in words is "eleven trillion, nine hundred thirty-eight billion, two hundred thirty-three million, eight hundred nineteen thousand, twelve".