8159966001 has 64 divisors (see below), whose sum is σ = 13677914880. Its totient is φ = 4824230400.

The previous prime is 8159965987. The next prime is 8159966033. The reversal of 8159966001 is 1006699518.

It is not a de Polignac number, because 8159966001 - 2¹⁹ = 8159441713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8159966701) 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 63 ways as a sum of consecutive naturals, for example, 982201 + ... + 990473.

It is an arithmetic number, because the mean of its divisors is an integer number (213717420).

Almost surely, 2^8159966001 is an apocalyptic number.

8159966001 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

It is an amenable number.

8159966001 is a deficient number, since it is larger than the sum of its proper divisors (5517948879).

8159966001 is an equidigital number, since it uses as much as digits as its factorization.

8159966001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8346 (or 8328 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 8159966001 is about 90332.5301372656. The cubic root of 8159966001 is about 2013.2426230244.

The spelling of 8159966001 in words is "eight billion, one hundred fifty-nine million, nine hundred sixty-six thousand, one".