12650173302543 has 32 divisors (see below), whose sum is σ = 19389055795200. Its totient is φ = 7186567933440.

The previous prime is 12650173302517. The next prime is 12650173302553. The reversal of 12650173302543 is 34520337105621.

It is a happy number.

It is not a de Polignac number, because 12650173302543 - 2⁹ = 12650173302031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12650173302495 and 12650173302504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12650173302553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91023 + ... + 5030768.

It is an arithmetic number, because the mean of its divisors is an integer number (605907993600).

Almost surely, 2^{12650173302543} is an apocalyptic number.

12650173302543 is a deficient number, since it is larger than the sum of its proper divisors (6738882492657).

12650173302543 is a wasteful number, since it uses less digits than its factorization.

12650173302543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5122487.

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 12650173302543 in words is "twelve trillion, six hundred fifty billion, one hundred seventy-three million, three hundred two thousand, five hundred forty-three".