16205935955 has 24 divisors (see below), whose sum is σ = 21445637136. Its totient is φ = 11747609280.

The previous prime is 16205935939. The next prime is 16205935969. The reversal of 16205935955 is 55953950261.

It is not a de Polignac number, because 16205935955 - 2⁴ = 16205935939 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142109 + ... + 229361.

It is an arithmetic number, because the mean of its divisors is an integer number (893568214).

Almost surely, 2^16205935955 is an apocalyptic number.

16205935955 is a deficient number, since it is larger than the sum of its proper divisors (5239701181).

16205935955 is a wasteful number, since it uses less digits than its factorization.

16205935955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87587 (or 87576 counting only the distinct ones).

The product of its (nonzero) digits is 1822500, while the sum is 50.

The spelling of 16205935955 in words is "sixteen billion, two hundred five million, nine hundred thirty-five thousand, nine hundred fifty-five".