13163131646626 has 32 divisors (see below), whose sum is σ = 22762020052800. Its totient is φ = 5657987816640.

The previous prime is 13163131646611. The next prime is 13163131646647. The reversal of 13163131646626 is 62664613136131.

It is a self number, because there is not a number n which added to its sum of digits gives 13163131646626.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225784545 + ... + 225842836.

It is an arithmetic number, because the mean of its divisors is an integer number (711313126650).

Almost surely, 2^{13163131646626} is an apocalyptic number.

13163131646626 is a deficient number, since it is larger than the sum of its proper divisors (9598888406174).

13163131646626 is a wasteful number, since it uses less digits than its factorization.

13163131646626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451627474.

The product of its digits is 1679616, while the sum is 49.

The spelling of 13163131646626 in words is "thirteen trillion, one hundred sixty-three billion, one hundred thirty-one million, six hundred forty-six thousand, six hundred twenty-six".