16330533401 has 32 divisors (see below), whose sum is σ = 20401210368. Its totient is φ = 12727134720.

The previous prime is 16330533343. The next prime is 16330533403. The reversal of 16330533401 is 10433503361.

It is a cyclic number.

It is not a de Polignac number, because 16330533401 - 2¹⁸ = 16330271257 is a prime.

It is a super-2 number, since 2×16330533401² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16330533403) 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, 8176535 + ... + 8178531.

It is an arithmetic number, because the mean of its divisors is an integer number (637537824).

Almost surely, 2^16330533401 is an apocalyptic number.

It is an amenable number.

16330533401 is a deficient number, since it is larger than the sum of its proper divisors (4070676967).

16330533401 is a wasteful number, since it uses less digits than its factorization.

16330533401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3321.

The product of its (nonzero) digits is 9720, while the sum is 29.

The spelling of 16330533401 in words is "sixteen billion, three hundred thirty million, five hundred thirty-three thousand, four hundred one".