12550571722396 has 6 divisors (see below), whose sum is σ = 21963500514200. Its totient is φ = 6275285861196.

The previous prime is 12550571722393. The next prime is 12550571722411. The reversal of 12550571722396 is 69322717505521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12550571722393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1568821465296 + ... + 1568821465303.

Almost surely, 2^{12550571722396} is an apocalyptic number.

It is an amenable number.

12550571722396 is a deficient number, since it is larger than the sum of its proper divisors (9412928791804).

12550571722396 is a wasteful number, since it uses less digits than its factorization.

12550571722396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3137642930603 (or 3137642930601 counting only the distinct ones).

The product of its (nonzero) digits is 7938000, while the sum is 55.

The spelling of 12550571722396 in words is "twelve trillion, five hundred fifty billion, five hundred seventy-one million, seven hundred twenty-two thousand, three hundred ninety-six".