12043396677 has 32 divisors (see below), whose sum is σ = 18790481920. Its totient is φ = 6794746560.

The previous prime is 12043396669. The next prime is 12043396691. The reversal of 12043396677 is 77669334021.

It is not a de Polignac number, because 12043396677 - 2³ = 12043396669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12043396577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 239173 + ... + 285114.

It is an arithmetic number, because the mean of its divisors is an integer number (587202560).

Almost surely, 2^12043396677 is an apocalyptic number.

It is an amenable number.

12043396677 is a deficient number, since it is larger than the sum of its proper divisors (6747085243).

12043396677 is a wasteful number, since it uses less digits than its factorization.

12043396677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524353.

The product of its (nonzero) digits is 1143072, while the sum is 48.

The spelling of 12043396677 in words is "twelve billion, forty-three million, three hundred ninety-six thousand, six hundred seventy-seven".