12012584453158 has 4 divisors (see below), whose sum is σ = 18018876679740. Its totient is φ = 6006292226578.

The previous prime is 12012584453143. The next prime is 12012584453159. The reversal of 12012584453158 is 85135448521021.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012584453159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3003146113288 + ... + 3003146113291.

It is an arithmetic number, because the mean of its divisors is an integer number (4504719169935).

Almost surely, 2^{12012584453158} is an apocalyptic number.

12012584453158 is a deficient number, since it is larger than the sum of its proper divisors (6006292226582).

12012584453158 is an equidigital number, since it uses as much as digits as its factorization.

12012584453158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6006292226581.

The product of its (nonzero) digits is 1536000, while the sum is 49.

The spelling of 12012584453158 in words is "twelve trillion, twelve billion, five hundred eighty-four million, four hundred fifty-three thousand, one hundred fifty-eight".