12554250500143 has 16 divisors (see below), whose sum is σ = 13987366032384. Its totient is φ = 11169786412960.

The previous prime is 12554250500123. The next prime is 12554250500149. The reversal of 12554250500143 is 34100505245521.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12554250500143 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 (12554250500149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17477721 + ... + 18181837.

It is an arithmetic number, because the mean of its divisors is an integer number (874210377024).

Almost surely, 2^{12554250500143} is an apocalyptic number.

12554250500143 is a deficient number, since it is larger than the sum of its proper divisors (1433115532241).

12554250500143 is a wasteful number, since it uses less digits than its factorization.

12554250500143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738662.

The product of its (nonzero) digits is 120000, while the sum is 37.

Adding to 12554250500143 its reverse (34100505245521), we get a palindrome (46654755745664).

The spelling of 12554250500143 in words is "twelve trillion, five hundred fifty-four billion, two hundred fifty million, five hundred thousand, one hundred forty-three".