16545742852 has 12 divisors (see below), whose sum is σ = 30213965376. Its totient is φ = 7913181320.

The previous prime is 16545742799. The next prime is 16545742861. The reversal of 16545742852 is 25824754561.

It is a junction number, because it is equal to n+sod(n) for n = 16545742796 and 16545742805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89922424 + ... + 89922607.

It is an arithmetic number, because the mean of its divisors is an integer number (2517830448).

Almost surely, 2^16545742852 is an apocalyptic number.

It is an amenable number.

16545742852 is a deficient number, since it is larger than the sum of its proper divisors (13668222524).

16545742852 is a wasteful number, since it uses less digits than its factorization.

16545742852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179845058 (or 179845056 counting only the distinct ones).

The product of its digits is 2688000, while the sum is 49.

The spelling of 16545742852 in words is "sixteen billion, five hundred forty-five million, seven hundred forty-two thousand, eight hundred fifty-two".