16320522001 has 32 divisors (see below), whose sum is σ = 19199628288. Its totient is φ = 13585112640.

The previous prime is 16320521983. The next prime is 16320522041. The reversal of 16320522001 is 10022502361.

It is a cyclic number.

It is not a de Polignac number, because 16320522001 - 2⁷ = 16320521873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16320522041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23895006 + ... + 23895688.

It is an arithmetic number, because the mean of its divisors is an integer number (599988384).

Almost surely, 2^16320522001 is an apocalyptic number.

It is an amenable number.

16320522001 is a deficient number, since it is larger than the sum of its proper divisors (2879106287).

16320522001 is a wasteful number, since it uses less digits than its factorization.

16320522001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381.

The product of its (nonzero) digits is 720, while the sum is 22.

The spelling of 16320522001 in words is "sixteen billion, three hundred twenty million, five hundred twenty-two thousand, one".