12012557120752 has 10 divisors (see below), whose sum is σ = 23274329421488. Its totient is φ = 6006278560368.

The previous prime is 12012557120743. The next prime is 12012557120771. The reversal of 12012557120752 is 25702175521021.

It is a happy number.

12012557120752 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 polite number, since it can be written as a sum of consecutive naturals, namely, 375392410008 + ... + 375392410039.

Almost surely, 2^{12012557120752} is an apocalyptic number.

It is an amenable number.

12012557120752 is a deficient number, since it is larger than the sum of its proper divisors (11261772300736).

12012557120752 is an equidigital number, since it uses as much as digits as its factorization.

12012557120752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750784820055 (or 750784820049 counting only the distinct ones).

The product of its (nonzero) digits is 98000, while the sum is 40.

The spelling of 12012557120752 in words is "twelve trillion, twelve billion, five hundred fifty-seven million, one hundred twenty thousand, seven hundred fifty-two".