12104001522456 has 16 divisors (see below), whose sum is σ = 30260003806200. Its totient is φ = 4034667174144.

The previous prime is 12104001522421. The next prime is 12104001522461. The reversal of 12104001522456 is 65422510040121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252166698361 + ... + 252166698408.

Almost surely, 2^{12104001522456} is an apocalyptic number.

It is an amenable number.

12104001522456 is an abundant number, since it is smaller than the sum of its proper divisors (18156002283744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12104001522456 is a wasteful number, since it uses less digits than its factorization.

12104001522456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504333396778 (or 504333396774 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 12104001522456 its reverse (65422510040121), we get a palindrome (77526511562577).

The spelling of 12104001522456 in words is "twelve trillion, one hundred four billion, one million, five hundred twenty-two thousand, four hundred fifty-six".