16545805692 has 24 divisors (see below), whose sum is σ = 41576640336. Its totient is φ = 5091017088.

The previous prime is 16545805657. The next prime is 16545805699. The reversal of 16545805692 is 29650854561.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16545805699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53031273 + ... + 53031584.

It is an arithmetic number, because the mean of its divisors is an integer number (1732360014).

Almost surely, 2^16545805692 is an apocalyptic number.

16545805692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16545805692 is an abundant number, since it is smaller than the sum of its proper divisors (25030834644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16545805692 is a wasteful number, since it uses less digits than its factorization.

16545805692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106062877 (or 106062875 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 51.

The spelling of 16545805692 in words is "sixteen billion, five hundred forty-five million, eight hundred five thousand, six hundred ninety-two".