12402104144 has 20 divisors (see below), whose sum is σ = 24387721824. Its totient is φ = 6108498528.

The previous prime is 12402104119. The next prime is 12402104147. The reversal of 12402104144 is 44140120421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12402104147) 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, 5783492 + ... + 5785635.

Almost surely, 2^12402104144 is an apocalyptic number.

It is an amenable number.

12402104144 is a deficient number, since it is larger than the sum of its proper divisors (11985617680).

12402104144 is a wasteful number, since it uses less digits than its factorization.

12402104144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11569202 (or 11569196 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 12402104144 its reverse (44140120421), we get a palindrome (56542224565).

The spelling of 12402104144 in words is "twelve billion, four hundred two million, one hundred four thousand, one hundred forty-four".