163531166126 has 8 divisors (see below), whose sum is σ = 245326267560. Its totient is φ = 81755743608.

The previous prime is 163531166087. The next prime is 163531166147. The reversal of 163531166126 is 621661135361.

163531166126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4898936 + ... + 4932203.

It is an arithmetic number, because the mean of its divisors is an integer number (30665783445).

Almost surely, 2^163531166126 is an apocalyptic number.

163531166126 is a deficient number, since it is larger than the sum of its proper divisors (81795101434).

163531166126 is an equidigital number, since it uses as much as digits as its factorization.

163531166126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9839458.

The product of its digits is 116640, while the sum is 41.

The spelling of 163531166126 in words is "one hundred sixty-three billion, five hundred thirty-one million, one hundred sixty-six thousand, one hundred twenty-six".