12012014554 has 8 divisors (see below), whose sum is σ = 18504995508. Its totient is φ = 5843682720.

The previous prime is 12012014549. The next prime is 12012014557. The reversal of 12012014554 is 45541021021.

It can be written as a sum of positive squares in 2 ways, for example, as 9588913929 + 2423100625 = 97923^2 + 49225^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12012014557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81162187 + ... + 81162334.

Almost surely, 2^12012014554 is an apocalyptic number.

12012014554 is a deficient number, since it is larger than the sum of its proper divisors (6492980954).

12012014554 is a wasteful number, since it uses less digits than its factorization.

12012014554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162324560.

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 12012014554 its reverse (45541021021), we get a palindrome (57553035575).

The spelling of 12012014554 in words is "twelve billion, twelve million, fourteen thousand, five hundred fifty-four".