16365286091 has 32 divisors (see below), whose sum is σ = 20784522240. Its totient is φ = 12516134400.

The previous prime is 16365286081. The next prime is 16365286111. The reversal of 16365286091 is 19068256361.

It is a happy number.

It is not a de Polignac number, because 16365286091 - 2⁶ = 16365286027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16365286081) 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, 930146 + ... + 947576.

It is an arithmetic number, because the mean of its divisors is an integer number (649516320).

Almost surely, 2^16365286091 is an apocalyptic number.

16365286091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16365286091 is a deficient number, since it is larger than the sum of its proper divisors (4419236149).

16365286091 is a wasteful number, since it uses less digits than its factorization.

16365286091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17675.

The product of its (nonzero) digits is 466560, while the sum is 47.

The spelling of 16365286091 in words is "sixteen billion, three hundred sixty-five million, two hundred eighty-six thousand, ninety-one".