12012518706774 has 16 divisors (see below), whose sum is σ = 24128149164912. Its totient is φ = 3986987610368.

The previous prime is 12012518706767. The next prime is 12012518706821. The reversal of 12012518706774 is 47760781521021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4296321459 + ... + 4296324254.

It is an arithmetic number, because the mean of its divisors is an integer number (1508009322807).

Almost surely, 2^{12012518706774} is an apocalyptic number.

12012518706774 is an abundant number, since it is smaller than the sum of its proper divisors (12115630458138).

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

12012518706774 is a wasteful number, since it uses less digits than its factorization.

12012518706774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8592645951.

The product of its (nonzero) digits is 1317120, while the sum is 51.

The spelling of 12012518706774 in words is "twelve trillion, twelve billion, five hundred eighteen million, seven hundred six thousand, seven hundred seventy-four".