12404555540422 has 16 divisors (see below), whose sum is σ = 19002862973952. Its totient is φ = 6070269821320.

The previous prime is 12404555540417. The next prime is 12404555540437. The reversal of 12404555540422 is 22404555540421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14995443 + ... + 15801025.

It is an arithmetic number, because the mean of its divisors is an integer number (1187678935872).

Almost surely, 2^{12404555540422} is an apocalyptic number.

12404555540422 is a deficient number, since it is larger than the sum of its proper divisors (6598307433530).

12404555540422 is a wasteful number, since it uses less digits than its factorization.

12404555540422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969443.

The product of its (nonzero) digits is 1280000, while the sum is 43.

Subtracting 12404555540422 from its reverse (22404555540421), we obtain a palindrome (9999999999999).

The spelling of 12404555540422 in words is "twelve trillion, four hundred four billion, five hundred fifty-five million, five hundred forty thousand, four hundred twenty-two".