163141211425666 has 32 divisors (see below), whose sum is σ = 263876896153728. Its totient is φ = 75454994630400.

The previous prime is 163141211425663. The next prime is 163141211425723. The reversal of 163141211425666 is 666524112141361.

It is not an unprimeable number, because it can be changed into a prime (163141211425663) 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 15 ways as a sum of consecutive naturals, for example, 408106471 + ... + 408506026.

It is an arithmetic number, because the mean of its divisors is an integer number (8246153004804).

Almost surely, 2^{163141211425666} is an apocalyptic number.

163141211425666 is a deficient number, since it is larger than the sum of its proper divisors (100735684728062).

163141211425666 is a wasteful number, since it uses less digits than its factorization.

163141211425666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816612666.

The product of its digits is 1244160, while the sum is 49.

The spelling of 163141211425666 in words is "one hundred sixty-three trillion, one hundred forty-one billion, two hundred eleven million, four hundred twenty-five thousand, six hundred sixty-six".