12161038374 has 48 divisors (see below), whose sum is σ = 26601919344. Its totient is φ = 4014878400.

The previous prime is 12161038367. The next prime is 12161038403. The reversal of 12161038374 is 47383016121.

It is a happy number.

12161038374 is a `hidden beast` number, since 1 + 2 + 1 + 610 + 3 + 8 + 37 + 4 = 666.

12161038374 is digitally balanced in base 2, because in such base 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 23 ways as a sum of consecutive naturals, for example, 1270912 + ... + 1280444.

It is an arithmetic number, because the mean of its divisors is an integer number (554206653).

Almost surely, 2^12161038374 is an apocalyptic number.

12161038374 is an abundant number, since it is smaller than the sum of its proper divisors (14440880970).

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

12161038374 is a wasteful number, since it uses less digits than its factorization.

12161038374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10213 (or 10210 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 12161038374 in words is "twelve billion, one hundred sixty-one million, thirty-eight thousand, three hundred seventy-four".