16001006001 has 8 divisors (see below), whose sum is σ = 21415796160. Its totient is φ = 10626776592.

The previous prime is 16001005991. The next prime is 16001006023. The reversal of 16001006001 is 10060010061.

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

It is not a de Polignac number, because 16001006001 - 2²⁶ = 15933897137 is a prime.

It is a super-3 number, since 3×16001006001³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (16001006071) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10139266 + ... + 10140843.

It is an arithmetic number, because the mean of its divisors is an integer number (2676974520).

Almost surely, 2^16001006001 is an apocalyptic number.

It is an amenable number.

16001006001 is a deficient number, since it is larger than the sum of its proper divisors (5414790159).

16001006001 is a wasteful number, since it uses less digits than its factorization.

16001006001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20280375.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 16001006001 its reverse (10060010061), we get a palindrome (26061016062).

The spelling of 16001006001 in words is "sixteen billion, one million, six thousand, one".