16065849933 has 32 divisors (see below), whose sum is σ = 27210828800. Its totient is φ = 9177316848.

The previous prime is 16065849887. The next prime is 16065849937. The reversal of 16065849933 is 33994856061.

16065849933 is a `hidden beast` number, since 1 + 60 + 65 + 8 + 499 + 33 = 666.

It is not a de Polignac number, because 16065849933 - 2¹² = 16065845837 is a prime.

It is a super-2 number, since 2×16065849933² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16065849933.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16065849937) 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, 602910 + ... + 628992.

It is an arithmetic number, because the mean of its divisors is an integer number (850338400).

Almost surely, 2^16065849933 is an apocalyptic number.

It is an amenable number.

16065849933 is a deficient number, since it is larger than the sum of its proper divisors (11144978867).

16065849933 is a wasteful number, since it uses less digits than its factorization.

16065849933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29358 (or 29352 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 54.

The spelling of 16065849933 in words is "sixteen billion, sixty-five million, eight hundred forty-nine thousand, nine hundred thirty-three".